Here's what rhymes with testudinous.
genus venous ferruginous keenness spinous dirtiness hugeness snootiness podginess paleness heartiness cheeriness staleness eeriness shiftiness stoniness blurriness artiness boniness cattiness furriness sportiness nippiness maleness resinous saphenous loftiness libidinous messiness parvenus meagreness mistiness noisiness slipperiness thriftiness phoniness sauciness sombreness extremeness rosiness chanciness fieriness merriness fanciness sorriness thorniness fleeciness leeriness savouriness femaleness platitudinous corniness hungriness severeness waxiness intravenous multitudinous orneriness pulchritudinous arteriovenous Words that almost rhyme with testudinous
zenith arenas patinas hyenas subpoenas marinas hyaenas verbenas behemoth ballerinas sonatinas czarinas tsarinas ocarinas concertinas genius cheapness peanuts deepness tubeless pitas thesis weakness treatise fetus meanness meatus meekness neatness rhesus specious nevus prius rebus steepness treeless bleakness teacups adieus betakes beechnuts briefness heelless zebus zeniths sheilas prenups ingenious needless pretence sweetness uniqueness grievous speechless heedless osseous priestess seamless capitis leafless paribus dreamless greenness viscus fleetness seedless lenience meatless cleanups obliqueness sleekness speedups weedless genteelness sereneness wapitis sequence allegiance secrets grievance heterogeneous impedance credence leaflets reflux covetous sleepless egregious facetious regents sealants sentience discreteness silicious theists sapience yeshivas candidness discreetness martinets urethras repleteness achievements treatments completeness trapezius acacias myelitis bereavements decedents panaceas behemoths nacreous appeasements insentience convenience calcareous incompleteness concreteness frequents malfeasance mendicants impeachments misfeasance senoritas telekinesis agreements antecedents extremists margaritas orthopedists psychokinesis orthopaedists enjambements infrequence inconvenience disagreements osteomyelitis poliomyelitis