Synonyms and Antonyms of mightily
- every volunteer contributed mightily to the cause
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, 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, vastly, very, vitally, way, whacking, wicked, wildly
absolutely, altogether, completely, downright, entirely, flat-out, fully, positively, purely, radically, thoroughly, totally, utterly, wholly
exceptionally, notably, remarkably
considerably, extensively, significantly, substantially
appreciably, discernibly, markedly, noticeably, obviously, palpably, plainly, visibly
astronomically, grandly, monstrously, monumentally
- struggled mightily to climb up the steep cliff