We don't have synonyms for paronomasia yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are paranomasia, paronomasy and paronomastic.
"1984: he gloomily regarded his new digital watch, faintly fascinated by the onward march of the square figures which turned one into the other with insolent ease, a kind of numerical paronomasia. -- Anthony Burgess, Enderby's Dark Lady"
"1984: he gloomily regarded his new digital watch, faintly fascinated by the onward march of the square figures which turned one into the other with insolent ease, a kind of numerical paronomasia. -- Anthony Burgess, Enderby's Dark Lady"