Just been asked by my thesaurus app if I'd like to upgrade to premium, which unlocks British spellings

Fuckin raging here. Enraged, frenzied, raging, vehement, livid, violent, frantic, desperate, incensed, fierce, frenetic, bent, beside oneself, boiling, crazed, demented, fit to be tied, infuriated, insane, irrational, maniac, rabid, unreasonable, up in arms, vicious, wrathful, bent out of shape, browned off, bummed out, fuming, hacked, hopping mad, maddened, on the warpath, smoking, steamed