1) Afire 2) As if showing violent anger 3) Furious 4) Infuriated, and showing it 5) On the warpath 6) Tempestuous 7) Very intense 8) Very severe 9) Violent 10) Violently stormy 1) Amok 2) Angry 3) Burning 4) Convulsive 5) Demoniac 6) Intense 7) On a tear 8) Paroxysmal 9) Rabid 10) Stormy 11) Tempestuous 12) Violent 13) Wild 
• (p. pr. & vb. n.) of Rage • a. & n. from Rage, v. i.
Ra'ging (rā'jĭng), adjective & noun from Rage , intransitive verb -- 
Raging is British rhyming slang for a first-class honours degree.
[adj] - very severe
raging 1. Out of control or very angry. 2. Done or happening with great force or intensity. 3. Very severe and causing great pain or distress; such as, a raging toothache. 4. Considerable or very good or great: 'The stage drama was a raging success.'
adjective very severe; `a raging thirst`; `a raging toothache`