SYNONYMS
excellent, splendid, wonderful, magnificent, superb, glorious, sublime, lovely, delightful, beautiful, too good to be true
informal super, great, amazing, fantastic, terrific, tremendous, phenomenal, sensational, heavenly, gorgeous, dreamy, grand, fabulous, fab, fabby, fantabulous, supercalifragilisticexpialidocious, awesome, amazeballs, to die for, magic, ace, cool, mean, bad, wicked, mega, crucial, mind-blowing, far out, A1, sound, out of this world, marvy, dope, def, phat
British informal brilliant, brill, smashing, bosting
North American informal neat, badass, bodacious, boss, radical, rad, peachy, boffo, bully, bitching, dandy, jim-dandy
US informal on fleek
Australian, New Zealand informal beaut, bonzer
informal, dated groovy, spanking, divine
British informal, dated capital, champion, wizard, corking, ripping, cracking, spiffing, top-hole, topping, beezer
North American informal, dated swell, keen
South African informal kif, lank
archaic goodly