Concrete rhymes with:
crete, discreet, discrete, excrete, indiscreet, kriete, secrete, breit, crete, discreet, discrete, excrete, freet, greet, grete, indiscreet, kriete, mistreat, prete, retreat, secrete, st, street, streett, threatt, threet, treat
Concrete sounds like:
censored, censured, commensurate, commiserate, concert, concerted, concerti, concerto, concord, concorde, concurred, congruity, conjured, conquered, consecrate, consecrated, consort, consortia