Itty rhymes with:
bitty, chitty, citi, city, clytie, committee, ditty, fulginiti, gritty, hitty, itty-bitty, kansas-city, kitty, litty, mcquitty, miltie, new-york-city, nitty, pity, pretty, smitty, subcommittee, tarditi, twitty, whitty, witty
Itty sounds like:
i'd, id, ida, idaho, ide, idea, idette, idiot, ido, ihde, iida, iodide, iota, iott, it, it'd, it-wit, ita, ito, itoh, iwata, iwate