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Definitions

mightily

[mahyt-l-ee] / ˈmaɪt l i /
ADVERB
very much, extremely
Synonyms
STRONGEST
greatly hugely intensely
STRONG
mighty
WEAK
decidedly exceedingly highly notably surpassingly very
Antonyms
WEAK
little weakly
ADVERB
forcefully
Synonyms
STRONGEST
energetically lustily strenuously strongly vigorously
WEAK
arduously forcibly hard hardly laboriously might and main powerfully with all one's strength
Antonyms
WEAK
little weakly

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Starmer himself has found lots of different words to say the same thing - that he is mightily hacked off.

From BBC • Apr. 18, 2026

This contributed mightily to the performance of the momentum factor.

From MarketWatch • Apr. 17, 2026

Mahan, on the other hand, tried mightily to portray himself as being above the dirty business of politics.

From Los Angeles Times • Feb. 4, 2026

D’Amaro then backtracked when the incident gained wider outrage, writing in a mightily corporatese statement that “this situation warrants a sensitive approach to expedite a resolution.”

From Slate • Feb. 4, 2026

Lander impressed her mightily, every one of his visits fortifying her for days after.

From "The Underground Railroad: A Novel" by Colson Whitehead