Costen rhymes with:
austin, auston, abston, addyston, allston, alston, aston, austin, auston, auxton, axton, balderston, bankston, basten, bastien, baston, beaston, bengston, blackston, boston, boydston, boydstun, boyleston, boylston, braxton, bronston, broxton, burston, buxton, capstan, carlston, carsten, casten, caston, caxton, charleston, cheston, christon, clarkston, claxton, clewiston, clogston, clugston, colston, compston, coniston, cookston, coston, coulston, cranston, crookston, croston, croxton, cumpston, dunstan, dunston, duston, easton, edmonston, egelston, eggleston, estan, evanston, exton, featherston, fetherston, freston, funston, fuston, galveston, garstin, garston, gaston, gersten, gholston, goldston, golston, goulston, gregston, guston, hairston, halston, halston's, harston, haston, haxton, heaston, hesston, heston, hingston, hogston, holliston, holston, houston, huddleston, hueston, hughston, hurston, huston, intestine, johnston, justen, justin, karsten, kasten, kersten, kingston, kinston, kirsten, kristen, lamston, landston, langston, lanston, laxton, levingston, lewiston, liston, livingston, logston, luxton, marston, masten, maston, maxton, mccuiston, mcquiston, meston, muston, norstan, olsten, ostin, oxton, paxton, pellston, pfingsten, pinkston, piston, pittston, polston, posten, poston, predestine, preston, princeton, ralston, raulston, reston, riston, rolston, roston, roulston, royston, ruston, salvigsten, saxton, sexton, springston, swainston, teston, thackston, thaxton, thorsten, thurstan, thurston, torsten, tungsten, viston, walston, waterston, westen, weston, whiston, winston, woolston, wriston
Costen sounds like:
cadam, cadden, cadena, cadman, cadmium, caetano, castano, castanon, casteen, casten, castine, caston, catain, catania, catano, catena, catino, caton, catone, cattaneo, cattani, catton, catwoman, causation, cauthen, cauthon, caution, cawthon, caxton, cayton, cedeno, cessation, chadian, chastain, chasteen, chasten, chatham, chatman, chatmon, chattin, chatwin, chaudoin, cheatham, cheatum, cheetan, cheetham, chestman, cheston, chetwin, chittum, chutney, citation, cittadino, coatney, cogitation, cookston, costain, costano, costin, coston, costume, cotham, cotman, cotney, cottam, cotten, cottman, cottom, cotton, cottone, cowden, cudney, custodian, custom, cuttino, cydonia, cyhexatin