· a deep prolonged loud noise

Synonym(s): boom, roaring, thunder

Hypernym(s): noise

· a very loud utterance (like the sound of an animal); "his bellow filled the hallway"

Synonym(s): bellow, bellowing, holla, holler, hollering, hollo, holloa, roaring, yowl

Hypernym(s): cry, outcry, call, yell, shout, vociferation

· the sound made by a lion

Hypernym(s): cry

· make a loud noise, as of wind, water, or vehicles; "The wind was howling in the trees"; "The water roared down the chute"

Synonym(s): howl

Hypernym(s): make_noise, resound, noise

· utter words loudly and forcefully; "`Get out of here,' he roared"

Synonym(s): thunder

Hypernym(s): shout

· emit long loud cries; "wail in self-pity"; "howl with sorrow"

Synonym(s): howl, ululate, wail, yawl, yaup

Hypernym(s): shout, shout_out, cry, call, yell, scream, holler, hollo, squall

· act or proceed in a riotous, turbulent, or disorderly way; "desperadoes from the hills regularly roared in to take over the town"-R.A.Billington

Hypernym(s): proceed, go_forward, continue

· make a loud noise, as of animal; "The bull bellowed"

Synonym(s): bellow

Hypernym(s): utter, emit, let_out, let_loose

· laugh unrestrainedly and heartily

Synonym(s): howl

Hypernym(s): laugh, express_joy, express_mirth