Detached (5)
'detached' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for aloof that I've seen before include "Disinterested" , "Remote in manner" , "Standing apart" , "Cool, distant" , "Cool and remote, even unfriendly" .)
'detached' is the definition.
(synonyms)
This is all the clue.
(Other definitions for apart that I've seen before include "in isolation" , "(Break) into pieces" , "Separate in a trap" , "Separated or at a distance" , "No longer living together" .)