Paronomasia

(n.) A play upon words; a figure by which the same word is used in different senses, or words similar in sound are set in opposition to each other, so as to give antithetical force to the sentence; punning.

Thesaurus Entries

abuse of terms, acronym, amphibologism, amphiboly, anagram, avyayibhava, back formation, calembour, clipped word, compound, conjugate, construction, corruption, dvandva, dvigu, endocentric compound, equivocality, equivoque, exocentric compound, formation, jeu de mots, logogram, logogriph, malapropism, metagram, missaying, palindrome, paronomasia, paronym, play on words, pun, punning, spoonerism, tatpurusha, word form, wordplay