Word Study
splendiferous
OXFORD DICTIONARY
splendiferous, adj. colloq. or joc. splendid.
Derivative
splendiferously adv. splendiferousness n.
Etymology
irreg. f. SPLENDOUR
THESAURUS
splendiferous
Babylonian, Corinthian, awe-inspiring, awful, barbaric, dazzling, deluxe, divine, elaborate, elegant, exquisite, extravagant, fancy, fine, gilt-edged, glorious, golden, gorgeous, grand, grandiose, heavenly, immense, imposing, impressive, luxurious, magnificent, majestic, marvelous, noble, palatial, plush, posh, princely, proud, rattling, resplendent, ripping, ritzy, screaming, sensational, smashing, splendacious, splendid, splendorous, stately, sterling, sublime, sumptuous, super, superb, supereminent, superexcellent, superfancy, superfine, swank, swanky, swell, terrific, tremendous, walloping, wonderfulFor further exploring for "splendiferous" in Webster Dictionary Online