large-hearted Antonyms
aggressive
hard as nails
not caring
as hard as nails
not caring two hoots
as tough as old boots
not caring a fig
not caring a hoot
not caring a thing
in arms
not giving a hoot
dog eat dog
adversarial
heavy-handed
angry
antagonistic
antipathetic
battling
bellicose
evil
hard-hearted
unkind
assaultive
bad-tempered
not giving two hoots