Hawthorn rhymes with:
buckthorn, airborne, bighorn, bluhdorn, buckhorn, buckthorn, bullhorn, cyberporn, dearborn, einhorn, elkhorn, glyndebourne, hartshorn, hegadorn, hirshhorn, inborn, jetborne, kilborne, layborne, longhorn, osborn, osborne, pangborn, pfefferkorn, polkinghorn, popcorn, pronghorn, sanborn, schoellhorn, seaborne, shoehorn, shopkorn, shopworn, terkhorn, unicorn, waldhorn, waterborne, whitehorn, winterbourne
Hawthorn sounds like:
hadrian, hathorn, hathorne, hawthorne, headroom, heidorn, hydron