Here's what rhymes with flattended.
tended upended attended blended subtended intended depended splendid suspended amended defended descended offended pretended ascended emended untended extended apprehended undefended recommended condescended reprehended superintended overextended misapprehended Words that almost rhyme with flattended
tented rented resented presented percentage invented oriented augmented contented cemented fermented represented supplemented reoriented implemented documented headed wedded petted deadened peddled penciled pencilled pensioned melded pedaled method mentioned tested legged threaded beckoned reddened shredded belted beveled fetid bevelled chested deafened meddled jested lightheaded pebbled petalled second directed settled arrested legend indebted melted reckoned rested tempted vested welcomed lessened herald leveled levelled nested nestled speckled wrestled bareheaded breasted revelled sectioned trebled leavened nettled reveled felted foetid affected suggested attempted elected protected threatened detected effected erected projected suspected corrected injected objected protested perfected trembled dissected ingested lengthened crested intrepid disheveled dishevelled freckled resettled smelted embezzled freshened imperiled semiarid expected connected selected collected reflected assembled infected invested questioned strengthened contested resembled congested infested unsettled predestined reelected complexioned dissembled unmentioned neglected manifested intercepted inflected reassembled millisecond unquestioned disinfected disassembled