Pymm rhymes with:
pimm, bihm, brim, brimm, clim, crim, crimm, dim, flim, grim, grimm, grimme, gym, him, hymn, im, jim, kibbutzim, kim, kimm, klim, klym, krim, kym, lim, limb, mckim, mihm, mim, patronym, pimm, prelim, prim, primm, rim, shim, sim, simm, skim, slim, swim, sym, tim, timm, timme, trim, trimm, vim, whim, yim, zim
Pymm 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, poon, popham, poppen, ppm, puffin, puma, pun, puny, pyne