bellow

[1]	roar , yell , shout , blare , trumpet , howl , (Colloq) holler
[2]	bawl
[3]	roar

[1]	bellowing , holla , holler , hollering , hollo , holloa , roar , roaring , yowl
[2]	roar , Saul Bellow , Solomon Bellow , yell , shout , (Colloq) holler