Answer: feefifofum

AnswerCrossword Clue
FEEFIFOFUMGiant's chant
FEEFIFOFUMGiant's incantation
FEEFIFOFUMOminous cry
FEEFIFOFUMFabled giant's chant
FEEFIFOFUMFairy tale chant from a giant ... or the ends of the answers to the starred clues