hostile
Definitions
Unfriendly, antagonistic, or showing ill will.
Opposed to an idea, plan, or situation.
Relating to an enemy or characteristic of an enemy.
Examples
The two neighbors maintained a hostile relationship for many years.
The hostile environment of the desert makes it difficult for most plants to survive.
He was surprised by the hostile reaction he received after suggesting the new policy.
Synonyms
aggressive antagonistic belligerent unfriendly inimical opposed malicious
Antonyms
friendly amiable hospitable welcoming amicable kind benevolent