Synonyms of untiring

untiring

adjective

ˌən-ˈtī-riŋ 

as in meticulous

showing no signs of weariness even after long hard effort

the camel's reputation as an untiring beast of burden

the detective's untiring investigation of the crime finally led to several arrests

Synonyms & Similar Words

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

Antonyms & Near Antonyms

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

Example Sentences

Recent Examples of untiring

The public eye in Pakistan today is an unforgiving, untiring beast that never sleeps. — chicagotribune.com, 4 Aug. 2017

Corrupt regimes long reviled by their populace are being brought down left and right, thanks to the brilliant and untiring efforts of democracy activists. — Bruce Sterling, WIRED, 16 Feb. 2011

All speakers paid tribute to Jack Gross, owner of the new station, for his untiring efforts to bring San Diego its own television station. — sandiegouniontribune.com, 17 May 2018

Still, Clark's adrenaline and untiring preparation propelled her to a second place finish in Oslo and a third place finish at the Burton US Open the following month. — Nihal Kolur, SI.com, 30 Oct. 2017