Synonyms of mightily

mightily

adverb

ˈmī-tə-lē 

1

as in extremely

to a great degree

every volunteer contributed mightily to the cause

Synonyms & Similar Words

• extremely
• terribly
• very
• incredibly
• too
• badly
• highly
• greatly
• severely
• so
• damned
• desperately
• damn
• really
• heavily
• wildly
• intensely
• seriously
• far
• immensely
• much
• especially
• fiercely
• that
• jolly
• particularly
• most
• mighty
• awfully
• super
• enormously
• exceptionally
• fantastically
• hugely
• exceedingly
• such
• fabulously
• supremely
• vitally
• full
• way
• thoroughly
• mortally
• specially
• vastly
• absolutely
• frightfully
• deeply
• awful
• real
• sore
• remarkably
• totally
• uncommonly
• positively
• sorely
• utterly
• wicked
• extra
• good and
• surpassingly
• completely
• passing
• achingly
• roaring
• significantly
• colossally
• eminently
• archly
• rattling
• majorly
• beastly
• bone
• almighty
• cracking
• thumping
• entirely
• a lot
• deadly
• considerably
• whacking
• roaringly
• dang
• monstrous
• wholly
• noticeably
• ever
• profoundly
• blisteringly
• visibly
• spanking
• filthy
• right
• radically
• fully
• as all get-out
• unco
• substantially
• extensively
• stinking
• corking
• markedly
• downright
• notably
• obviously
• palpably
• abundantly
• plentifully
• appreciably
• purely
• flat-out
• excessively
• monumentally
• plainly
• altogether
• obscenely
• discernibly
• astronomically
• overmuch
• astonishingly
• amazingly
• monstrously
• grandly
• staggeringly

Antonyms & Near Antonyms

• somewhat
• slightly
• little
• nominally
• negligibly
• just
• scarcely
• marginally
• barely
• hardly
• minimally
• meagerly
• scantily

2

as in hard

with great effort or determination

struggled mightily to climb up the steep cliff

Synonyms & Similar Words

• hard
• intensively
• intensely
• diligently
• intently
• strenuously
• continuously
• arduously
• determinedly
• resolutely
• purposefully
• assiduously
• doggedly
• industriously
• vigorously
• laboriously
• slavishly
• steadily
• actively
• sedulously
• amain
• thoroughly
• energetically
• hardly
• vehemently
• briskly
• dynamically
• seriously
• busily
• feverishly
• zealously
• spiritedly
• unrelentingly
• steadfastly
• unremittingly
• animatedly
• ardently
• earnestly
• conscientiously
• exhaustively
• tirelessly
• indefatigably
• attentively
• willfully
• untiringly
• unabatedly
• painstakingly
• meticulously
• stubbornly
• ploddingly
• unflaggingly
• obstinately
• wearilessly

Antonyms & Near Antonyms

• casually
• wearily
• lazily
• sluggishly
• languidly
• halfheartedly
• listlessly
• tiredly
• desultorily
• indolently
• lackadaisically
• shiftlessly
• spiritlessly

3

as in strongly

in a vigorous and forceful manner

it is a foregone conclusion that the President's supporters will mightily applaud virtually every line of the speech

Synonyms & Similar Words

• strongly
• vigorously
• forcibly
• hard
• powerfully
• fiercely
• firmly
• vehemently
• forcefully
• energetically
• strenuously
• explosively
• dynamically
• sturdily
• eagerly
• stoutly
• roundly
• sharply
• fast
• stiffly
• violently
• with might and main
• with a vengeance
• steadily
• muscularly
• actively
• like gangbusters
• intensively
• intently
• surely
• robustly
• aggressively
• lustily
• briskly
• heartily
• solidly
• soundly
• roughshod
• to beat the band
• manfully
• gamely
• emphatically
• determinedly
• steadfastly
• animatedly
• resolutely
• decidedly
• smartly
• crisply
• squarely
• purposefully
• rigidly
• spiritedly
• potently
• vivaciously
• fixedly
• directly
• assertively
• hammer and tongs
• spunkily
• snappily

Antonyms & Near Antonyms

• gently
• feebly
• weakly
• softly
• faintly
• delicately
• shakily
• lazily
• languidly
• halfheartedly
• listlessly
• ineffectually
• ineffectively
• uncertainly
• frailly
• lamely
• impotently
• bloodlessly
• spiritlessly
• spinelessly
• nervelessly

Example Sentences

Recent Examples of mightily

Cradle to the grave this is not, but the film still succeeds mightily when contextualizing Heumann’s role in the disability rights movement and her singularity as a true American original. — Kate Erbland, IndieWire, 10 Sep. 2026

No, multiple academics have attempted to decipher the meaning behind the mightily adorable meow of the domestic house cat. — Todd Martens, Los Angeles Times, 9 Sep. 2026

Extreme mountain climbing has never looked anything but miserable from the distance of a screening room, and The Other Side delivers mightily on all that scraping, straining, gasping toil. — Richard Lawson, HollywoodReporter, 3 Sep. 2026

The Braves came into the game with an offense that had struggled mightily during a 3-7 skid that reduced their NL East lead over Philadelphia from nine games to just three. — ABC News, 25 Aug. 2026