Putnam's rhymes with:
puttnam's, puttnam's, puttnam's, aluminum's, arcanum's, burnham's, menem's, platinum's, plenum's, puttnam's
Putnam's sounds like:
padding, pathans, patience, patons, patten's, patting, patton's, petitioning, petitions, pettiness, petting, petunias, photodynamic, photons, pittance, pitting, pitying, pivoting, podiums, podunk, potency, potenza, potions, potomac, pouting, ptomaines, pudding, puddings, pudong, put-ons, putdowns, putting, puttnam's, python's