Possible Clues:

• Belligerent
• Pushy
• Crashing gears gives feeling full of hostility
• Hawkish sarge gives ground
• Belligerent, truculent
• Showing anger, aggrieve oddball eating just the outer parts of sprouts
• Forceful
• Gives gears thrashing, like angry driver?
• Fierce animal carrying goods about the writer's following
• Belligerent cook varies eggs