Salesmen's rhymes with:
chemins, comins, commins, crimmins, cummins, kamins, kimmins, longshoremen's, romines, timmins, zemin's
Salesmen's sounds like:
salesman's, silicones, siliconix, slackening, slackens, slackness, slashing, slicing, slocan's, slogans, slogging, sloshing, slouching, slugging, sluggishness, sluicing, socializing, squelching, sulking