Answer: villanelle

AnswerCrossword Clue
VILLANELLEFrench verse form.
VILLANELLEPoem like "Do Not Go Gentle . . . "
villanelleA nineteen-line poem with two rhymes throughout, consisting of five tercets and a quatrain, with the first and third lines of the opening tercet recurring alternately at the end of the other tercets and with both repeated at the close of the concluding quatrain
villanelle(French) a poem consisting of five tercets and a quatrain