Carefree rhymes with:
winfree, baytree, braintree, crabtree, crary, doubletree, filigree, geri, grantree, kazunori, lanktree, lonetree, mcendree, ogletree, palmertree, peachtree, rooftree, roundtree, rowntree, winfree
Carefree sounds like:
carbary, carberry, carfora, carper, carryover, carver, cervera, corpora, craver, crevier, cribari, crivaro, cropper, crowbar