indefatigably

adverb

as in tirelessly

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of indefatigably Selling cigarettes on the street to buy food for her siblings, the pre-teen is indefatigably upbeat, eagerly anticipating an imminent passage to Germany. — Guy Lodge, Variety, 24 Jan. 2026 Matthew Restall, for example, has worked indefatigably as a myth buster for dozens of misconceptions for roughly two decades now, and only recently did another historian, Camilla Townsend, stitch together the history of the Aztecs according to their own statements, as recorded in Nahuatl. — Literary Hub, 18 Aug. 2025
Recent Examples of Synonyms for indefatigably
  1. tirelessly
  2. vigorously
  3. energetically
Adverb
  • The Tuners Paweł Chorzępa (Poland 2026, 23 min) Distinguished tuners work tirelessly to achieve perfect pitch for their instruments at a renowned piano competition.
    — Matthew Carey, Deadline, 14 Oct. 2026
  • Without giving away key narrative turns, Holmes and her husband Billy Evans work tirelessly to reboot a version of Theranos with a kind of desperation.
    — Michael Santoli, CNBC, 13 Oct. 2026
Definition of tirelessly
Adverb
  • Add the eggs, vanilla, and salt and whisk vigorously for 30 to 60 seconds, until the mixture thickens and lightens in color.
    — ABC News, ABC News, 14 Oct. 2026
  • Argue vigorously, passionately, and with the courage of your convictions.
    — Rabbi Bruce D. Forman, Sun Sentinel, 13 Oct. 2026
Definition of vigorously
Adverb
  • Molecules pooling close to regions that repel water can be forced into distinctive arrangements that are energetically costly to maintain, resembling pieces of a jigsaw puzzle pushed into patterns poised on the verge of scattering.
    — Mike McRae October 13, New Atlas, 14 Oct. 2026
  • The government once dedicated itself energetically to distributing homesteads or homes.
    — Daniel Immerwahr, New Yorker, 28 Sep. 2026
Definition of energetically

Browse Nearby Words

indefatigable
indefatigably
indefeasible
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Cite this Entry

“Indefatigably.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/indefatigably. Accessed 20 Oct. 2026.

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