Assault rhymes with:
basalt, basalt, salt, sault, ault, basalt, brault, covault, dault, default, exalt, fault, galt, gault, halt, kalt, kuralt, malt, mault, nault, pinault, salt, sault, vault, walt
Assault sounds like:
accolade, accuhealth, acolyte, agildo, agility, asclad, assailed, assaulted