Seethe (6)
'seethe' is the definition.
(I know that boil is a is a more specific form of the action of seethe)
This is the entire clue.
(Other definitions for boil that I've seen before include "Cook in hot water" , "7 in water" , "let off steam" , "Painful sore" , "become inflamed" .)
'seethe' is the definition.
(both can mean to be angry)
This is the entire clue.
(Other definitions for simmer that I've seen before include "Keep liquid just below boiling point" , "Cook in gently boiling water" , "Bubble away" , "Keep just short of boiling point, water or temper" , "Bubble gently just below boiling point" .)