Synonyms and related words :
awful, awfully, banging, big, bumping, clobbering, colossal, crushing defeat, damned, decisive defeat, enormous, exceedingly, gargantuan, gigantic, highly, hugely, immense, mighty, much, no contest, overwhelming defeat, pasting, prodigious, shellacking, slapping, smashing defeat, smearing, spanking, thumping, thundering, total defeat, utter defeat, walloping, whacking, whaling, whitewash, whitewashing