Martello rhymes with:
botelho, botello, buentello, castello, castelo, civitello, costello, militello, montello, otello, piscitello, pocatello, sotello, sotelo, stello, tello, vitello
Martello sounds like:
marital, martel, martell, martella, martelle, martelli, martial, mertle, mirtle, moertel, mortal, mortally, mortell, myrtle