"bullies" in the noun sense
1. bully, tough, hooligan, ruffian, roughneck, rowdy, yob, yobo, yobbo
a cruel and brutal fellow
a hired thug
"bullies" in the verb sense
1. strong-arm, bully, browbeat, bullyrag, ballyrag, boss around, hector, push around
be bossy towards
"Her big brother always bullied her when she was young"
2. browbeat, bully, swagger
discourage or frighten with threats or a domineering manner intimidate
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License