Kapton rhymes with:
captain, captain, clapton, knapton, brampton, campton, captain, clapton, clopton, compton, crampton, crompton, crumpton, cumpton, frampton, gupton, hampton, hopton, kempton, kimpton, knapton, lampton, lipton, lupton, northampton, plimpton, plympton, sharpton, shipton, skipton, southampton, tipton, upton, westhampton