HOLLOAING
Scrabble letter values: H4O1L1L1O1A1I1N1G2 = 13
Definition
HOLLOAING is the present participle of HOLLOA.
noun HOLLOA: a very loud utterance (like the sound of an animal).
Synonyms of HOLLOA: bellow, bellowing, holla, holler, hollering, hollo, roar, roaring