Knave rhymes with:
kunaev, nave, aftershave, behave, brave, cave, concave, crave, dave, deprave, engrave, enslave, fave, forgave, gave, grave, kunaev, lafave, lave, lefave, mave, mcclave, misbehave, nave, pave, quave, rave, save, schave, shave, shortwave, slave, stave, they've, unfav, waive, wave
Knave sounds like:
kamneva, kamp, kampa, kampe, kampf, kaneb, kanipe, kemp, kempa, kempe, kempf, kenaf, kimba, kimpo, kimwipe, knab, knabb, knabe, knape, knapp, knaub, knauf, knauff, knaup, kneip, knepp, knief, kniep, knife, knipe, knipp, knippa, knob, knobbe, knobby, knoff, knoop, knop, knope, knopf, knopp, knouff, knupp, kociemba, komaba, komp, konop, kumbaya, kump, kumpf, kunaev, kunayev