Crossword Genius

Mindful of hostilities out east (5)

Ross

I believe the answer is:

aware

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'mindful of' is the definition.
(I've seen this in another clue)

I cannot understand how the rest of the clue works.

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(Other definitions for aware that I've seen before include "Having knowledge of, informed" , "Attentive" , "fly" , "Cognisant, mindful" , "Acquainted with or conscious of" .)

I've seen this clue in The Irish News.
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