aloof

US /əˈluːf/
UK /əˈluːf/
"aloof" picture
1.

not friendly or forthcoming; cool and distant

:
She remained aloof from the political debate.
He was always aloof, even with his own family.
1.

at a distance, especially in feeling or interest; apart

:
He stood aloof from the crowd, observing silently.
The artist kept himself aloof from commercial pressures.