1)   Parser Generator 2.07
Parser Generator is a YACC and Lex programming tool for Windows. It is able to generate C, C++ and Java parsers and lexical analysers. This includes both Unicode and Multibyte Character Set (MBCS) variants.
lex, yacc, flex, bison, byacc, parser, lexical analyser, generator, mbcs, dbcs,

 2)   McGill English Dictionary of Rhyme 1.1
Free software rhyming dictionary derived from the award-winning McGill English Dictionary of Rhyme, which is used by tens-of-thousands of writers, educators, students, aspiring poets and songwriters from over 100 countries.
RHYME, RHYMING, RHYMES, DICTIONARY, REFERENCE, ELECTRONIC, DICT, LEX, DICTIONARIES, WEBSTER,

 3)   UltraGram 2.1.23
UltraGram is a visual parser generator for creating grammar of a parser, interpreter, or compiler.
parser, parsing, java parsing, java parser, C++ parser, C# parser, vb parser, vb.NET parser, parse error, text parser,

 4)   McGill Rhyming Dictionary & VersePERFECT 2.0
Free popular rhyming dictionary and verse editor for songwriters used by over one-hundred thousand people from over 100 countries. Created by American author Bryant McGill, Adam Markowitz, Jim Karol, Chantelle Paige, Bobbi Billard and Jeff Kozlowski.
Musicians, Songwriters, RHYME, RHYMING, RHYMES, DICTIONARY, REFERENCE, DICT, LEX, DICTIONARIES,