Pup rhymes with:
bupp, chupp, closeup, cup, cupp, grupp, hupp, knupp, krupp, lay-up, rupp, ruppe, schlup, schrupp, schupp, shupp, strupp, stupp, sup, trupp, up, upp, yup
Pup 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, poff, 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, pupa, pupo, puppy, pye