Synonyms of unrelenting

unrelenting

adjective

ˌən-ri-ˈlen-tiŋ 

1

as in adamant

sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion

that professor tends to be unrelenting about deadlines

Synonyms & Similar Words

• adamant
• stubborn
• steadfast
• uncompromising
• hardened
• implacable
• unyielding
• obsessive
• unbending
• intransigent
• obstinate
• dogged
• willful
• obdurate
• relentless
• mulish
• hard
• persistent
• immovable
• bullheaded
• perverse
• pertinacious
• inflexible
• adamantine
• opinionated
• headstrong
• pat
• hardheaded
• strict
• ossified
• hard-nosed
• pigheaded
• determined
• self-willed
• deaf to reason
• inexorable
• inconvincible
• unflinching
• iron
• stiff-necked
• severe
• tenacious
• stern
• self-opinionated
• rigid
• defiant
• wayward
• resolved
• wrongheaded
• hard-line
• single-minded
• firm
• contrary
• cantankerous
• uncooperative
• intractable
• unmanageable
• anal-retentive
• stouthearted
• recalcitrant
• indomitable
• hidebound
• narrow-minded
• mutinous
• contumacious
• hard-shell
• refractory
• unconquerable
• disobedient
• unruly
• demanding
• insubordinate
• hell-bent
• insurgent
• invincible
• bloody-minded
• exacting
• ungovernable
• set
• inveterate
• cussed
• confirmed
• froward
• unregenerate

Antonyms & Near Antonyms

• complying
• flexible
• compliant
• acquiescent
• agreeable
• yielding
• amenable
• pliant
• obedient
• pliable
• docile
• submissive
• responsive
• tractable
• willing
• receptive
• relenting
• accepting
• reasonable
• manageable
• placable
• temperate
• slavish
• subservient
• persuadable
• governable

2

as in relentless

showing no signs of slackening or yielding in one's purpose

unrelenting in the pursuit of equality for all races

Synonyms & Similar Words

• relentless
• grim
• determined
• persistent
• implacable
• unflinching
• unyielding
• ruthless
• dogged
• unappeasable
• stubborn
• willful
• merciless
• hard
• tenacious
• obdurate
• uncooperative
• intractable
• mulish
• peevish
• unforgiving
• perverse
• persevering
• pertinacious
• opinionated
• headstrong
• hardheaded
• pigheaded
• self-willed

Antonyms & Near Antonyms

• softening
• yielding
• weak
• impotent
• slack
• slackening
• spineless
• invertebrate
• pliant
• complaisant
• pliable
• obliging

Example Sentences

Recent Examples of unrelenting

Since coming into office, Trump’s attacks on transgender rights have been unrelenting. — Business Columnist, Los Angeles Times, 21 July 2026

His unrelenting physicality helped unlock a Giants offense that gave reason for optimism once fellow rookie Jaxson Dart took over at quarterback. — Peter Sblendorio, New York Daily News, 20 July 2026

From dealing with symptom flare-ups and unrelenting fatigue to following strict medication schedules, managing a health condition that no one in your circle relates to can be incredibly isolating. — Katie Camero, Condé Nast Traveler, 15 July 2026

Illnesses from the parasite are assumed to be an undercount since many people who get cyclosporiasis, which causes unrelenting diarrhea, cramping and bloating, may be embarrassed to see a doctor or may try to wait out their symptoms at home. — Brenda Goodman, CNN Money, 13 July 2026