Poon rhymes with:
harpoon, lampoon, spoon, wotherspoon, afternoon, antoon, attune, baboon, balloon, banoun, barloon, bassoon, bethune, boon, boone, broun, bruen, brune, bruun, buffoon, cahoon, calhoon, calhoun, cardoon, cartoon, choon, clune, cocoon, cohoon, contrabassoon, coon, coone, corroon, croon, dekroon, disharoon, dune, festoon, galloon, goon, gruen, hamdoon, harpoon, harroun, heun, hewn, hoon, huntoon, immune, impugn, inopportune, joon, june, karoun, karun, keune, koon, koone, kroon, kuehn, kuehne, kuhn, laffoon, lagoon, lampoon, liqun, loon, magoon, majnoon, maroon, mattoon, mcclune, mccuen, mccune, mckune, mhoon, monsoon, moon, moone, muldoon, noon, noone, opportune, picayune, platoon, pontoon, prune, raccoon, rangoon, roone, rune, saloon, sassoon, schoon, shoen, soon, spoon, strewn, suen, swoon, terhune, thune, toon, toone, troon, tune, tycoon, typhoon, verboon, viromune, wotherspoon, xiaoyun, yoon
Poon sounds like:
p.m., pabon, paean, pain, paine, paino, pam, pammy, pan, panam, panama, panamanian, pane, panem, panini, pannone, pannu, panny, paone, papania, papin, papineau, papini, papon, pavon, pavone, pawn, pawnee, pay'n, payan, payin', payna, payne, peine, pen, pena, penh, penman, penn, penna, penney, pennie, penniman, pennino, penny, peon, peony, pepin, peppin, peyman, pham, phan, phen, phenom, phenomena, phenomenon, phinney, phippen, phnom, phone, phoneme, phoney, phony, piana, piano, pima, pimm, pin, pina, pine, pineau, pineo, pinho, pini, pinion, pinn, pinneo, pinney, pinnow, pino, piny, pinyan, pion, pippen, pippin, pm, pneumo, pneumonia, poem, pom, poma, pomona, pon, pony, popham, poppen, ppm, puffin, puma, pun, puny, pymm, pyne