Antagonistic (7)
'antagonistic' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for adverse that I've seen before include "negative result" , "Contrary, harmful" , "Opposed to or unfavourable" , "Dire" , "'Unfavourable, contrary (7)'" .)
'antagonistic' is the definition.
(synonyms)
This is all the clue.
(Other definitions for opposed that I've seen before include "Withstood" , "likely to refuse?" , "like foes" , "Competed with" , "Resisted" .)
'antagonistic' is the definition.
(similar in meaning)
This is all the clue.
(Other definitions for hostile that I've seen before include "malevolent" , "Bellicose" , "Unkind" , "Inimical" , "The soil strangely is unfriendly" .)