diff --git a/Data/ODBC/include/Poco/Data/ODBC/Binder.h b/Data/ODBC/include/Poco/Data/ODBC/Binder.h
index a34317011..66f0084f9 100644
--- a/Data/ODBC/include/Poco/Data/ODBC/Binder.h
+++ b/Data/ODBC/include/Poco/Data/ODBC/Binder.h
@@ -559,7 +559,7 @@ private:
 		if (size == _maxFieldSize)
 		{
 			getMinValueSize(val, size);
-			// accomodate for terminating zero
+			// accommodate for terminating zero
 			if (size != _maxFieldSize) ++size;
 		}
 
@@ -625,7 +625,7 @@ private:
 		if (size == _maxFieldSize)
 		{
 			getMinValueSize(val, size);
-			// accomodate for terminating zero
+			// accommodate for terminating zero
 			if (size != _maxFieldSize) size += sizeof(UTF16Char);
 		}
 
diff --git a/Data/ODBC/src/ODBCStatementImpl.cpp b/Data/ODBC/src/ODBCStatementImpl.cpp
index 2aee16db3..c4e507107 100644
--- a/Data/ODBC/src/ODBCStatementImpl.cpp
+++ b/Data/ODBC/src/ODBCStatementImpl.cpp
@@ -380,7 +380,7 @@ std::string ODBCStatementImpl::nativeSQL()
 			delete [] pNative;
 			throw ConnectionException(_rConnection, "SQLNativeSql()");
 		}
-		++retlen;//accomodate for terminating '\0'
+		++retlen;//accommodate for terminating '\0'
 	}while (retlen > length);
 
 	std::string sql(pNative);
diff --git a/Data/ODBC/src/Preparator.cpp b/Data/ODBC/src/Preparator.cpp
index 8e18fc8fe..11560e3d2 100644
--- a/Data/ODBC/src/Preparator.cpp
+++ b/Data/ODBC/src/Preparator.cpp
@@ -158,7 +158,7 @@ std::size_t Preparator::maxDataSize(std::size_t pos) const
 		ODBCMetaColumn mc(_rStmt, pos);
 		sz = mc.length();
 
-		// accomodate for terminating zero (non-bulk only!)
+		// accommodate for terminating zero (non-bulk only!)
 		MetaColumn::ColumnDataType type = mc.type();
 		if (!isBulk() && ((ODBCMetaColumn::FDT_WSTRING == type) || (ODBCMetaColumn::FDT_STRING == type))) ++sz;
 	}
diff --git a/Data/include/Poco/Data/RowFormatter.h b/Data/include/Poco/Data/RowFormatter.h
index b80fa41de..5b45f8616 100644
--- a/Data/include/Poco/Data/RowFormatter.h
+++ b/Data/include/Poco/Data/RowFormatter.h
@@ -51,7 +51,7 @@ class Data_API RowFormatter
 	/// Statement always has the ownership of the row formatter and shares
 	/// it with rows through RecordSet.
 	///
-	/// To accomodate for various formatting needs, a formatter can operate in two modes:
+	/// To accommodate for various formatting needs, a formatter can operate in two modes:
 	/// 
 	///	  - progressive: formatted individual row strings are gemerated and returned from each 
 	///     call to formatValues;
diff --git a/Data/include/Poco/Data/StatementImpl.h b/Data/include/Poco/Data/StatementImpl.h
index 37b63b2c1..b3696dcec 100644
--- a/Data/include/Poco/Data/StatementImpl.h
+++ b/Data/include/Poco/Data/StatementImpl.h
@@ -131,7 +131,7 @@ public:
 		/// affected for all other statements (insert, update, delete).
 		/// If reset is true (default), the underlying bound storage is
 		/// reset and reused. In case of containers, this means they are
-		/// cleared and resized to accomodate the number of rows returned by
+		/// cleared and resized to accommodate the number of rows returned by
 		/// this execution step. When reset is false, data is appended to the
 		/// bound containers during multiple execute calls.
 
diff --git a/Foundation/include/Poco/Dynamic/Var.h b/Foundation/include/Poco/Dynamic/Var.h
index 12d776b8d..58c8d9e93 100644
--- a/Foundation/include/Poco/Dynamic/Var.h
+++ b/Foundation/include/Poco/Dynamic/Var.h
@@ -46,7 +46,7 @@ class Foundation_API Var
 	///
 	/// Loss of signedness is not allowed for numeric values. This means that if an attempt is made to convert 
 	/// the internal value which is a negative signed integer to an unsigned integer type storage, a RangeException is thrown. 
-	/// Overflow is not allowed, so if the internal value is a larger number than the target numeric type size can accomodate, 
+	/// Overflow is not allowed, so if the internal value is a larger number than the target numeric type size can accommodate, 
 	/// a RangeException is thrown.
 	///
 	/// Precision loss, such as in conversion from floating-point types to integers or from double to float on platforms