Bile (7)
'bile' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for ire that I've seen before include "Outrage" , "Choler" , "'Anger, wrath (3)'" , "Hot temper" , "Anger among admirers" .)
(Other definitions for vitriol that I've seen before include "Bitter words" , "Sulphuric acid or caustic criticism" , "hostile criticism" , "Sulphuric acid or savage comment" , "Bitter criticism" .)