standoffish

US /ˌstændˈɑː.fɪʃ/
UK /ˌstændˈɑː.fɪʃ/
"standoffish" picture
1.

unfriendly and distant toward other people

:
She was a bit standoffish at first, but she warmed up after a while.
His standoffish attitude made it difficult to approach him.