Here's what rhymes with plangorous.
languorous clangorous Words that almost rhyme with plangorous
rancorous cankerous cantankerous amorous avarice rapturous glamorous clamorous hazardous cancerous cavernous afferents aspirants slanderous saturates pastorates daiquiris maturates backwardness anarchists handkerchiefs satirists precancerous allergists nonhazardous noncancerous supersaturates polyunsaturates