Friendly rhymes with:
unfriendly, unfriendly, fendley, hendley, pendley, spendley, unfriendly, bindley, blandly, blindly, brindley, chandley, fendley, findlay, findley, fondly, grandly, grindley, handley, handly, hendley, hindley, hundley, kindley, kindly, lindley, pendley, profoundly, roundly, secondly, soundly, spendley, standley, unfriendly, windley