Definitions

stop-at-nothing

ADJECTIVE

indefatigable

Synonyms

STRONGEST

assiduous diligent dogged energetic inexhaustible painstaking relentless tireless unflagging unwavering vigorous

WEAK

active bound and determined dead set on determined hell-bent industrious ironclad nose to grindstone patient persevering persistent pertinacious sedulous steadfast strenuous unfaltering unflinching unremitting unwearied unwearying

Antonyms

STRONGEST

changing idle inactive indifferent lazy lethargic negligent tired wavering

WEAK

fatigued weary

ADJECTIVE

relentless

Synonyms

STRONGEST

determined dogged ferocious fierce harsh implacable inexorable rigorous ruthless single-minded uncompromising unforgiving unrelenting unstoppable unyielding

WEAK

adamant bound bound and determined dead set on go for broke grim hang in hang-tough hard inflexible inhuman mortal obdurate pitiless remorseless rigid stiff strict stringent unappeasable unbending undeviating unflinching vindictive

Antonyms

STRONGEST

compassionate easy flexible gentle irresolute kind lenient merciful mild nice nonviolent peaceful remorseful sympathetic tame tender yielding

WEAK

ending intermittent stopping understanding

ADJECTIVE

unprincipled

Synonyms

STRONGEST

amoral deceitful dishonest immoral unconscionable unethical unprofessional unscrupulous

WEAK

abandoned bent cheating conscienceless crooked devious dirty dealing dissolute double-crossing double-dealing licentious mercentary praetorian profligate reprobate shady sly tricky two-faced two-timing underhand venal wanton

Antonyms

STRONGEST

ethical frank good honest moral open principled right scrupulous trustworthy truthful upright

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.

James Delbourgo’s “A Noble Madness” is a brilliant, droll study in the shifting profile and consistent obsession of the stop-at-nothing, buy-or-die collector.

From The Wall Street Journal • Oct. 24, 2025

Oscar winner Catherine Zeta-Jones plays a stop-at-nothing beauty pageant coach in the new online comedy series “Queen America.”

From Los Angeles Times • Nov. 16, 2018

Frustration, caused by years of not being able to reach the cookie jar, turns them into stop-at-nothing despots.

From Slate • Jul. 19, 2012

These are the unconventional, stop-at-nothing, Dada fashion provocateurs.

From Slate • Nov. 18, 2011

Born on the wrong side of the tracks, Ernie is the sort of stop-at-nothing cartoon capitalist who not only moved over to the right side�he also bought the tracks.

From Time Magazine Archive

stop-at-nothing

Example Sentences

Related Words