standoffish
US /ˌstændˈɑː.fɪʃ/
UK /ˌstændˈɑː.fɪʃ/

1.
distante, reservado, arrogante
unfriendly and distant toward other people
:
•
She was a bit standoffish at first, but she warmed up after a while.
Al principio era un poco distante, pero se animó después de un tiempo.
•
His standoffish attitude made it difficult to approach him.
Su actitud distante hacía difícil acercarse a él.