diff --git a/src/OpenFOAM/db/dictionary/dictionary.C b/src/OpenFOAM/db/dictionary/dictionary.C
index dac9b8d40b60825aa811a2aa34e83524b50014e9..f9eb2d6015f11bb38a99bf6b28899ac8d576dcc5 100644
--- a/src/OpenFOAM/db/dictionary/dictionary.C
+++ b/src/OpenFOAM/db/dictionary/dictionary.C
@@ -248,7 +248,7 @@ void Foam::dictionary::checkITstream
                     is.lineNumber()     // ioStartLineNumber
                 );
 
-            err << "'" << keyword << "' has "
+            err << "Entry '" << keyword << "' has "
                 << remaining << " excess tokens in stream" << nl << nl
                 << "    ";
             is.writeList(err, 0);
@@ -262,7 +262,7 @@ void Foam::dictionary::checkITstream
                 << "--> FOAM FATAL IO ERROR:" << nl;
 
             std::cerr
-                << "'" << keyword << "' has "
+                << "Entry '" << keyword << "' has "
                 << remaining << " excess tokens in stream" << nl << nl;
 
             std::cerr
@@ -286,7 +286,8 @@ void Foam::dictionary::checkITstream
                 this->name(),       // ioFileName
                 is.lineNumber()     // ioStartLineNumber
             )
-                << "'" << keyword << "' had no tokens in stream" << nl << nl
+                << "Entry '" << keyword
+                << "' had no tokens in stream" << nl << nl
                 << exit(FatalIOError);
         }
         else
@@ -294,7 +295,8 @@ void Foam::dictionary::checkITstream
             std::cerr
                 << nl
                 << "--> FOAM FATAL IO ERROR:" << nl
-                << "'" << keyword << "' had no tokens in stream" << nl << nl;
+                << "Entry '" << keyword
+                << "' had no tokens in stream" << nl << nl;
 
             std::cerr
                 << "file: " << this->name()
@@ -358,7 +360,7 @@ const Foam::entry& Foam::dictionary::lookupEntry
     if (!finder.found())
     {
         FatalIOErrorInFunction(*this)
-            << "'" << keyword << "' not found in dictionary "
+            << "Entry '" << keyword << "' not found in dictionary "
             << name()
             << exit(FatalIOError);
     }
@@ -472,7 +474,7 @@ const Foam::dictionary& Foam::dictionary::subDict(const word& keyword) const
     if (!finder.found())
     {
         FatalIOErrorInFunction(*this)
-            << "'" << keyword << "' not found in dictionary "
+            << "Entry '" << keyword << "' not found in dictionary "
             << name()
             << exit(FatalIOError);
     }
@@ -489,7 +491,7 @@ Foam::dictionary& Foam::dictionary::subDict(const word& keyword)
     if (!finder.found())
     {
         FatalIOErrorInFunction(*this)
-            << "'" << keyword << "' not found in dictionary "
+            << "Entry '" << keyword << "' not found in dictionary "
             << name()
             << exit(FatalIOError);
     }
@@ -516,7 +518,7 @@ Foam::dictionary Foam::dictionary::subOrEmptyDict
     if (mandatory)
     {
         FatalIOErrorInFunction(*this)
-            << "'" << keyword
+            << "Entry '" << keyword
             << "' is not a sub-dictionary in dictionary "
             << name()
             << exit(FatalIOError);
@@ -525,7 +527,7 @@ Foam::dictionary Foam::dictionary::subOrEmptyDict
     if (finder.found())
     {
         IOWarningInFunction(*this)
-            << "'" << keyword
+            << "Entry '" << keyword
             << "' found but not a sub-dictionary in dictionary "
             << name() << endl;
     }
@@ -551,7 +553,7 @@ const Foam::dictionary& Foam::dictionary::optionalSubDict
     if (finder.found())
     {
         IOWarningInFunction(*this)
-            << "'" << keyword
+            << "Entry '" << keyword
             << "' found but not a sub-dictionary in dictionary "
             << name() << endl;
     }
@@ -639,7 +641,7 @@ Foam::entry* Foam::dictionary::add(entry* entryPtr, bool mergeEntry)
 
 
         IOWarningInFunction(*this)
-            << "problem replacing entry "<< entryPtr->keyword()
+            << "Problem replacing entry "<< entryPtr->keyword()
             << " in dictionary " << name() << endl;
 
         parent_type::remove(entryPtr);
@@ -665,9 +667,8 @@ Foam::entry* Foam::dictionary::add(entry* entryPtr, bool mergeEntry)
 
 
     IOWarningInFunction(*this)
-        << "attempt to add entry " << entryPtr->keyword()
-        << " which already exists in dictionary " << name()
-        << endl;
+        << "Attempt to add entry " << entryPtr->keyword()
+        << " which already exists in dictionary " << name() << endl;
 
     delete entryPtr;
     return nullptr;
@@ -772,7 +773,8 @@ bool Foam::dictionary::merge(const dictionary& dict)
     if (this == &dict)
     {
         FatalIOErrorInFunction(*this)
-            << "attempted merge to self for dictionary " << name()
+            << "Attempted merge to self for dictionary "
+            << name()
             << abort(FatalIOError);
     }
 
@@ -840,7 +842,8 @@ void Foam::dictionary::operator=(const dictionary& rhs)
     if (this == &rhs)
     {
         FatalIOErrorInFunction(*this)
-            << "attempted assignment to self for dictionary " << name()
+            << "Attempted assignment to self for dictionary "
+            << name()
             << abort(FatalIOError);
     }
 
diff --git a/src/OpenFOAM/db/dictionary/dictionaryCompat.C b/src/OpenFOAM/db/dictionary/dictionaryCompat.C
index c16f7de0d876c7fd0089908f5f082a8532ef2a8e..c35d7f6b2344ed2cf1ab76ed3395c00f08fdd1f0 100644
--- a/src/OpenFOAM/db/dictionary/dictionaryCompat.C
+++ b/src/OpenFOAM/db/dictionary/dictionaryCompat.C
@@ -77,7 +77,7 @@ Foam::dictionary::const_searcher Foam::dictionary::csearchCompat
                 std::cerr
                     << "--> FOAM IOWarning :" << nl
                     << "    Found [v" << iter.second << "] '"
-                    << iter.first << "' instead of '"
+                    << iter.first << "' entry instead of '"
                     << keyword.c_str() << "' in dictionary \""
                     << name().c_str() << "\" "
                     << nl
@@ -128,7 +128,7 @@ const Foam::entry& Foam::dictionary::lookupEntryCompat
     if (!finder.found())
     {
         FatalIOErrorInFunction(*this)
-            << "'" << keyword << "' not found in dictionary "
+            << "Entry '" << keyword << "' not found in dictionary "
             << name()
             << exit(FatalIOError);
     }
diff --git a/src/OpenFOAM/db/dictionary/dictionaryIO.C b/src/OpenFOAM/db/dictionary/dictionaryIO.C
index 276229d8bb1377bade9b73c4318b6d3cb30a7e8f..b425437547c65b4b06ef608fb5b4cf4f0f9bf8b2 100644
--- a/src/OpenFOAM/db/dictionary/dictionaryIO.C
+++ b/src/OpenFOAM/db/dictionary/dictionaryIO.C
@@ -89,7 +89,7 @@ bool Foam::dictionary::read(Istream& is, bool keepHeader)
     if (!is.good())
     {
         FatalIOErrorInFunction(is)
-            << "Istream not OK for reading dictionary "
+            << "Istream not OK for reading dictionary " << name()
             << exit(FatalIOError);
 
         return false;
@@ -102,7 +102,7 @@ bool Foam::dictionary::read(Istream& is, bool keepHeader)
     if (currToken == token::END_BLOCK)
     {
         FatalIOErrorInFunction(is)
-            << "Dictionary input cannot start with '}'"
+            << "Dictionary input cannot start with '}'" << nl
             << exit(FatalIOError);
     }
     else if (currToken != token::BEGIN_BLOCK)
@@ -185,7 +185,7 @@ void Foam::dictionary::writeEntries(Ostream& os, const bool extraNewLine) const
         if (!os.good())
         {
             WarningInFunction
-                << "Can't write entry " << e.keyword()
+                << "Cannot write entry " << e.keyword()
                 << " for dictionary " << name()
                 << endl;
         }
diff --git a/src/OpenFOAM/db/dictionary/dictionarySearch.C b/src/OpenFOAM/db/dictionary/dictionarySearch.C
index 902d10f07da59823cda922eb3620f934ca308899..18057745a0fed7a3619f4cc187a14d5d34c0075c 100644
--- a/src/OpenFOAM/db/dictionary/dictionarySearch.C
+++ b/src/OpenFOAM/db/dictionary/dictionarySearch.C
@@ -629,9 +629,8 @@ bool Foam::dictionary::changeKeyword
     if (iter()->keyword().isPattern())
     {
         FatalIOErrorInFunction(*this)
-            << "Old keyword "<< oldKeyword
-            << " is a pattern."
-            << "Pattern replacement not yet implemented."
+            << "Old keyword " << oldKeyword << " is a pattern." << nl
+            << "Pattern replacement is not supported." << nl
             << exit(FatalIOError);
     }
 
@@ -664,7 +663,7 @@ bool Foam::dictionary::changeKeyword
         else
         {
             IOWarningInFunction(*this)
-                << "cannot rename keyword "<< oldKeyword
+                << "Cannot rename keyword " << oldKeyword
                 << " to existing keyword " << newKeyword
                 << " in dictionary " << name() << endl;
             return false;
diff --git a/src/OpenFOAM/db/dictionary/dictionaryTemplates.C b/src/OpenFOAM/db/dictionary/dictionaryTemplates.C
index 251fbc1cc5f652e10366993db845e677fae51082..18482329d57f5e33ca6747e672c1c8de78b2c7cd 100644
--- a/src/OpenFOAM/db/dictionary/dictionaryTemplates.C
+++ b/src/OpenFOAM/db/dictionary/dictionaryTemplates.C
@@ -100,7 +100,8 @@ bool Foam::dictionary::readCompat
     else if (mandatory)
     {
         FatalIOErrorInFunction(*this)
-            << "Entry '" << keyword << "' not found in dictionary " << name()
+            << "Entry '" << keyword << "' not found in dictionary "
+            << name()
             << exit(FatalIOError);
     }
 
@@ -198,7 +199,8 @@ bool Foam::dictionary::readEntry
     else if (mandatory)
     {
         FatalIOErrorInFunction(*this)
-            << "Entry '" << keyword << "' not found in dictionary " << name()
+            << "Entry '" << keyword << "' not found in dictionary "
+            << name()
             << exit(FatalIOError);
     }
 
diff --git a/src/OpenFOAM/db/dictionary/entry/entry.C b/src/OpenFOAM/db/dictionary/entry/entry.C
index c90e0511b0f8bcd2a5ebbdf5d7996c94a428035d..e487c6fbb773248d1e3020cc09f786ecd09ac453 100644
--- a/src/OpenFOAM/db/dictionary/entry/entry.C
+++ b/src/OpenFOAM/db/dictionary/entry/entry.C
@@ -92,7 +92,7 @@ void Foam::entry::checkITstream(const ITstream& is) const
                     is.lineNumber()     // ioStartLineNumber
                 );
 
-            err << "'" << keyword << "' has "
+            err << "Entry '" << keyword << "' has "
                 << remaining << " excess tokens in stream" << nl << nl
                 << "    ";
             is.writeList(err, 0);
@@ -106,7 +106,7 @@ void Foam::entry::checkITstream(const ITstream& is) const
                 << "--> FOAM FATAL IO ERROR:" << nl;
 
             std::cerr
-                << "'" << keyword << "' has "
+                << "Entry '" << keyword << "' has "
                 << remaining << " excess tokens in stream" << nl << nl;
 
             std::cerr
@@ -130,7 +130,8 @@ void Foam::entry::checkITstream(const ITstream& is) const
                 this->name(),       // ioFileName
                 is.lineNumber()     // ioStartLineNumber
             )
-                << "'" << keyword << "' had no tokens in stream" << nl << nl
+                << "Entry '" << keyword
+                << "' had no tokens in stream" << nl << nl
                 << exit(FatalIOError);
         }
         else
@@ -138,7 +139,8 @@ void Foam::entry::checkITstream(const ITstream& is) const
             std::cerr
                 << nl
                 << "--> FOAM FATAL IO ERROR:" << nl
-                << "'" << keyword << "' had no tokens in stream" << nl << nl;
+                << "Entry '" << keyword
+                << "' had no tokens in stream" << nl << nl;
 
             std::cerr
                 << "file: " << this->name()
diff --git a/src/OpenFOAM/global/argList/argList.C b/src/OpenFOAM/global/argList/argList.C
index 69fc40ccb40d5cd369c6e5630b4ff0fa2fff66e4..b7de1c978f97c5a1002013408206eadf9db4dbf9 100644
--- a/src/OpenFOAM/global/argList/argList.C
+++ b/src/OpenFOAM/global/argList/argList.C
@@ -213,7 +213,7 @@ void Foam::argList::checkITstream(const ITstream& is, const label index)
         std::cerr
             << nl
             << "--> FOAM WARNING:" << nl
-            << "argument " << index << " has "
+            << "Argument " << index << " has "
             << remaining << " excess tokens" << nl << nl;
     }
     else if (!is.size())
@@ -221,7 +221,7 @@ void Foam::argList::checkITstream(const ITstream& is, const label index)
         std::cerr
             << nl
             << "--> FOAM WARNING:" << nl
-            << "argument " << index << " had no tokens" << nl << nl;
+            << "Argument " << index << " had no tokens" << nl << nl;
     }
 }
 
@@ -235,7 +235,7 @@ void Foam::argList::checkITstream(const ITstream& is, const word& optName)
         std::cerr
             << nl
             << "--> FOAM WARNING:" << nl
-            << "option -" << optName << " has "
+            << "Option -" << optName << " has "
             << remaining << " excess tokens" << nl << nl;
     }
     else if (!is.size())
@@ -243,7 +243,7 @@ void Foam::argList::checkITstream(const ITstream& is, const word& optName)
         std::cerr
             << nl
             << "--> FOAM WARNING:" << nl
-            << "option -" << optName << " had no tokens" << nl << nl;
+            << "Option -" << optName << " had no tokens" << nl << nl;
     }
 }