Noun

• S: (n) bellow, bellowing, holla, holler, hollering, hollo, holloa, roar, roaring, yowl (a very loud utterance (like the sound of an animal)) "his bellow filled the hallway"
• S: (n) Bellow, Saul Bellow, Solomon Bellow (United States author (born in Canada) whose novels influenced American literature after World War II (1915-2005))
• S: (n) bellows ((used in the plural) a mechanical device that blows a strong current of air; used to make a fire burn more fiercely or to sound a musical instrument)

Verb

• S: (v) bawl, bellow (shout loudly and without restraint)
• S: (v) bellow, roar (make a loud noise, as of animal) "The bull bellowed"
• direct hypernym / inherited hypernym / sister term
• S: (v) utter, emit, let out, let loose (express audibly; utter sounds (not necessarily words)) "She let out a big heavy sigh"; "He uttered strange sounds that nobody could understand"
• derivationally related form
• sentence frame