Synonyms of tireless

tireless

adjective

ˈtī(-ə)r-ləs 

as in meticulous

showing no signs of weariness even after long hard effort

a tireless advocate for human rights

Synonyms & Similar Words

• meticulous
• indefatigable
• relentless
• unflagging
• conscientious
• untiring
• active
• vigorous
• diligent
• energetic
• inexhaustible
• intense
• steadfast
• persistent
• assiduous
• busy
• spirited
• painstaking
• unrelenting
• steady
• sedulous
• tenacious
• unremitting
• weariless
• determined
• stubborn
• dogged
• unfailing
• patient
• unflinching
• unfaltering
• hard
• industrious
• dynamic
• unabated
• pertinacious
• unwavering
• plodding
• feverish
• persevering
• strenuous
• laborious
• slavish

Antonyms & Near Antonyms

• lazy
• sluggish
• indolent
• listless
• shiftless
• lackadaisical
• slothful
• laggard
• desultory
• casual
• languid
• apathetic
• spiritless
• overworked
• beat
• broken
• drained
• spent
• overtaxed
• jaded
• wearied
• sapped
• burnt-out
• done in
• enervated
• played out
• burned-out
• worn-out
• tuckered (out)

Examples of tireless in a Sentence

Recent Examples on the Web

Richard Jeffcoat, the series’ affable and tireless general manager, started setting up extra chairs. —Alex Ross, The New Yorker, 30 Sep. 2024

But the tireless march of parents like Mr. Abraham has helped fuel a growing social movement powered not by political opposition, but by grief that has captured a society’s attention. —Whitney Eulich, The Christian Science Monitor, 26 Sep. 2024

Immersing himself in bygone chapters of the decorative arts, this tireless talent does his homework, studying the likes of Jean-Michel Frank, Émile-Jacques Ruhlmann, and Paul Dupré Lafon to reinvent Art Deco traditions for the present moment. —Sam Cochran, Architectural Digest, 16 Sep. 2024

Cybersecurity: In the ever-evolving landscape of digital threats, agentic AI could act as tireless guardians of network security. —Bernard Marr, Forbes, 6 Sep. 2024