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
  • Fire crews in Washington state working tirelessly to contain destructive blazes in the Spokane area are preparing for a new bout of flame-fueling winds and intense heat that will arrive on Friday and continue through the weekend.
    — Mary Gilbert, CNN Money, 6 Aug. 2026
  • On the rare inning with a baserunner, a Dodger hitter would work tirelessly to hit into an immediate double play.
    — Ian Miller OutKick, FOXNews.com, 5 Aug. 2026
Definition of tirelessly
Adverb
  • Protect Both Academic Freedom and Institutional Neutrality Universities should vigorously defend the freedom of individual faculty and students to pursue controversial ideas.
    — David Rosowsky, Forbes.com, 7 Aug. 2026
  • The easy solution is to remove the most vigorously growing plants to give the rest a fighting chance.
    — Mary Marlowe Leverette, Southern Living, 6 Aug. 2026
Definition of vigorously
Adverb
  • Plenty of his peers filled the void, none more energetically than Chesney, who has by now built a beachy brand that almost rivals Buffett’s.
    — Kelefa Sanneh, New Yorker, 19 July 2026
  • There was also a large contingent of Iranian fans who energetically waved the nation’s current flag.
    — Todd Harmonson, Oc Register, 16 June 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 8 Aug. 2026.

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