A "Hostile" is a unfriendly person.
It is being hostile.
steady
unfriendly
Unfriendly.
Unfriendly; mean, not wanting to talk.
That boy look so unfriendly.
The girl was unfriendly so she had no friends
The ISBN of "Unfriendly Fire" by Nathaniel Frank is 978-1250012067.
If someone of something has a hostile attitude then they are dangerous and hostile.
The word "surly" is used to describe a person who is bad-tempered or extremely unfriendly. Such a person would be said to have an abrasive personality and is therefore difficult to get along with.
The word unfriendly is an adjective. It means to not be friendly.
Unfriendly Fire has 368 pages.