Poff rhymes with:
bake-off, boff, christophe, croff, doff, goff, gough, groff, hauf, hauff, hoff, jerk-off, knauf, knauff, knoff, koff, lauf, mcgoff, off, prof., roff, schoff, schroff, scoff, shoff, shroff, skoff, stauff, stoff, trough
Poff sounds like:
p, p., pa, paap, paape, pae, paff, pah, pai, paiva, pao, pap, papa, papaw, papay, papaya, pape, papo, papp, pappa, papua, paup, pavao, pave, pavey, pavia, pavo, paw, pay, paye, payee, payoff, pea, peavey, peavy, peay, pee, peep, peeve, peevey, peevy, peewee, pei, peipu, pep, pepe, pepi, peppi, peppy, pevey, pew, pfaff, pfau, pfeiff, ph, phebe, phew, phi, phobia, phoebe, phooey, phu, phua, phy, pi, pia, pie, piepho, pih, pio, pip, pipe, pipp, po, poe, poh, poo, poof, pooh, pooh-bah, poop, poovey, pop, popa, pope, popeye, popoff, popov, popp, poppa, poppe, poppea, poppy, popu, pou, pow, powe, powwow, pu, pub, puff, puffy, puipoe, pup, pupa, pupo, puppy, pye