vastly

Synonyms

achingly, almighty, archly, awful, awfully, badly, beastly, blisteringly, bone, colossally, corking, cracking, damn, damned, dang, deadly, desperately, eminently, enormously, especially, ever, exceedingly (also exceeding), extra, extremely, fabulously, fantastically, far, fiercely, filthy, frightfully, full, greatly, heavily, highly, hugely, immensely, incredibly, intensely, jolly, majorly, mightily, mighty, monstrous [chiefly dialect], mortally, most, much, particularly, passing, rattling, real, really, right, roaring, roaringly, seriously, severely, so, sore, sorely, spanking, specially, stinking, such, super, supremely, surpassingly, terribly, that, thumping, too, unco, uncommonly, very, vitally, way, whacking, wicked, wildly

Antonyms

little, negligibly, nominally, slightly, somewhat

Related Words

absolutely, altogether, completely, downright, entirely, flat-out, fully, positively, purely, radically, thoroughly, totally, utterly, wholly; deeply, profoundly; exceptionally, notably, remarkably; considerably, extensively, significantly, substantially; appreciably, discernibly, markedly, noticeably, obviously, palpably, plainly, visibly; abundantly, plentifully; astronomically, grandly, monstrously, monumentally; excessively, obscenely, overmuch; amazingly, astonishingly, staggeringly

Near Antonyms

meagerly, scantily; barely, hardly, just, marginally, minimally, scarcely