Thinkers rhymes with:
freethinkers, drinker's, drinkers, freethinkers, stinkers, tinker's, anchor's, anchors, banker's, bankers, bankers', bonkers, bunkers, cankers, clunkers, conquers, drinker's, drinkers, freethinkers, munkres, plunkers, rankers, spelunkers, stinkers, tankers, tinker's, yonkers, younkers, younkers'
Thinkers sounds like:
tangiers, tankers, teenager's, teenagers, tenncare's, tinker's, tinkerers, toymakers