pugnacious (adj.)
- aggressive
- antagonistic
- bellicose
- belligerent
- bloodthirsty
- bloody
- bloody-minded
- chauvinistic
- combative
- contentious
- disputatious
- divisive
- eristic
- factious
- ferocious
- fierce
- fighting
- hawkish
- hostile
- inimical
- irascible
- irritable
- jingoistic
- litigious
- martial
- militant
- militaristic
- military
- offensive
- partisan
- polemic
- pushy
- quarrelsome
- rebellious
- sanguinary
- sanguineous
- savage
- scrappy
- self-assertive
- shrewish
- soldierlike
- soldierly
- trigger-happy
- truculent
- unfriendly
- unpeaceable
- unpeaceful
- warlike
- warring
