Imperils rhymes with:
perils, carol's, carols, erol's, errol's, karels, merrill's, perils, april's, australs, balmorals, barrels, carol's, carols, carroll's, cathedrals, central's, chorals, corals, entrails, erol's, errol's, florals, gabrall's, garrels, garrols, harrell's, jarrells, karels, kestrels, laurel's, laurels, loral's, merrill's, minstrels, morals, murals, neutrals, nitriles, nostrils, perils, petrels, plurals, quarrels, scoundrels, sorrell's, sorrells, sorrels, spirals, st_charles, surles, urals