Exacerbate (9)
'exacerbate' is the definition.
(synonyms)
This is all the clue.
(Other definitions for aggravate that I've seen before include "Worsen" , "Annoy; make worse" , "Make more serious" , "Make (a problem) worse" , "Make a bad situation worse" .)
'exacerbate' is the definition.
(I know that exacerbate is a is a more specific form of the action of inflame)
This is all the clue.
(Other definitions for inflame that I've seen before include "Be provocative" , "Excite passionate feelings" , "Intensify, aggravate" , "Make (a situation) worse" , "Bother" .)