word vs catchword

Other hyponyms of word include anagram, anaphor, antonym, opposite, opposite word, paronym, back-formation, charade, cognate, cognate word, content word, open-class word, contraction, deictic, deictic word, derivative, diminutive, dirty word, dissyllable, disyllable, descriptor, form, signifier, word form, four-letter Anglo-Saxon word, four-letter word, closed-class word, function word, guide word, guideword, head, head word, headword, heteronym, holonym, whole name, homonym, hypernym, superordinate, superordinate word, hyponym, subordinate, subordinate word, key word, hybrid, loan-blend, loanblend, loan, loanword, meronym, part name, metonym, monosyllabic word, monosyllable, coinage, neologism, neology, hapax legomenon, nonce word, oxytone, palindrome, primitive, paroxytone, partitive, polysemant, polysemantic word, polysemous word, polysyllabic word, polysyllable, proparoxytone, quantifier, logical quantifier, quantifier, reduplication, retronym, substantive, equivalent word, synonym, term, language, nomenclature, terminology, trisyllable, manner name, troponym, spoken word, vocable, classifier, written word, syncategorem, syncategoreme, poeticism.