Dictionary.com
Thesaurus.com
Synonyms

tirelessly

American  
[tahyuhr-lis-lee] / ˈtaɪər lɪs li /

adverb

  1. without becoming tired or weary and without slackening one’s effort.

    Compassion impels us to work tirelessly to ease the suffering of our fellow creatures.


Etymology

Origin of tirelessly

tireless ( def. ) + -ly


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.

See Examples For:

Over the course of its 13-year career, the Warning has opened for acts ranging from the Foo Fighters to Yungblud, writing and recording tirelessly in between.

From Los Angeles Times ● Sep. 24, 2026

Thames Valley Police works tirelessly to investigate offenders involved in these horrific crimes and bring them to justice, a spokesperson said.

From BBC ● Sep. 21, 2026

"We have spent the last three months searching tirelessly for a new partner," he said, adding that Xbox and his studio shared a "common vision".

From Barron's ● Sep. 10, 2026

As someone who has tried tirelessly to self-direct a family photo—or a spouse—I am very eager to try this out more.

From The Wall Street Journal ● Sep. 10, 2026

The gravity-defying performances of those dancers, with their impossible leaps and lifts, and ballerinas who spun ’round tirelessly, like those on the tops of music boxes—well, that sounded well worth the trouble.

From "The Incorrigible Children of Ashton Place: Book I: The Mysterious Howling" by Maryrose Wood

Random Word

Spin the wheel and learn a new word!

Get a word


Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember new words for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com