Here's what rhymes with festered.
pestered sequestered Words that almost rhyme with festered
gestured entered centered sheltered fettered vectored hectored westward severed shepherd censured censored feathered lettered bettered mentored headword petard sweltered measured ventured weathered leopard unfettered checkered chequered peppered tethered tenured levered rendered surrendered tempered lectured tendered treasured pressured textured unlettered leftward southwestward uncensored pleasured endeavoured endeavored unmeasured adventured northwestward remeasured remembered engendered indentured dismembered conjectured unremembered transgendered