Synonyms of immoral

immoral

adjective

(ˌ)i(m)-ˈmȯr-əl 

1

as in unlawful

not conforming to a high moral standard; morally unacceptable

blatantly immoral behavior by members of the clergy that should not be tolerated by the community

Synonyms & Similar Words

• unlawful
• sinful
• evil
• vicious
• vile
• bad
• wicked
• dark
• obscene
• unethical
• illegal
• wrong
• rotten
• corrupt
• cruel
• offensive
• villainous
• unauthorized
• iniquitous
• nefarious
• unrighteous
• ugly
• infamous
• improper
• unsavory
• dirty
• condemned
• cursed
• prohibited
• nasty
• contemptible
• dishonest
• despicable
• reprehensible
• disreputable
• forbidden
• objectionable
• naughty
• ignoble
• depraved
• sordid
• perverted
• ill
• incorrect
• mean
• sick
• pernicious
• unhealthy
• blameworthy
• atrocious
• ungodly
• dissolute
• infernal
• censurable
• degenerate
• unwholesome
• debauched
• debased
• fallen
• libertine
• snide
• noxious
• unprincipled
• blamable
• base
• indecent
• unclean
• unscrupulous
• miserable
• outlawed
• evil-minded
• unseemly
• pestilential
• dishonorable
• vulgar
• proscribed
• loose
• discouraged
• scrofulous
• unbecoming
• barred
• low-minded
• wretched
• indecorous
• reprobate
• low
• execrable
• lousy
• disallowed
• banned
• cussed
• errant
• erring
• defiling
• interdicted

Antonyms & Near Antonyms

• moral
• ethical
• virtuous
• honorable
• good
• right
• righteous
• legal
• legitimate
• noble
• high
• honest
• sublime
• decent
• permissible
• just
• upright
• permitted
• lofty
• principled
• scrupulous
• reputable
• elevated
• authorized
• licensed
• endorsed
• approved
• sanctioned
• correct
• promoted
• high-minded
• proper
• allowed
• supported
• clean
• decent
• exemplary
• innocent
• law-abiding
• pure
• encouraged
• perfect
• decorous
• blameless
• seemly
• white
• wholesome
• commendable
• guiltless
• creditable
• unobjectionable
• worthy
• chaste
• irreproachable
• incorruptible
• inoffensive
• abetted
• immaculate
• spotless
• respected
• uncorrupted
• venerable
• unerring
• esteemed
• unfallen
• squeaky-clean
• lily-white
• upstanding

2

as in ruthless

not guided by or showing a concern for what is right

stealing another's words, even over the Internet, remains an immoral act

Synonyms & Similar Words

• ruthless
• corrupt
• unethical
• unprincipled
• unscrupulous
• unconscionable
• Machiavellian
• cutthroat
• merciless
• dishonest
• crooked
• deceitful
• depraved
• pitiless
• licentious
• calculating
• remorseless
• degenerate
• profligate
• debauched
• debased
• degraded
• libertine
• opportunistic
• decadent
• knavish
• demoralized
• scheming
• dissipated
• dog-eat-dog
• jackleg
• cheapjack
• sharp

Antonyms & Near Antonyms

• moral
• ethical
• good
• virtuous
• noble
• honorable
• righteous
• scrupulous
• principled
• conscientious
• just

Example Sentences

Recent Examples of immoral

He was branded a heretic, in part for preaching that the nobility were immoral and so was nobility itself. — Sarah Shachat, IndieWire, 28 Aug. 2026

Heilbrun was speaking to his evaluation of Clancy’s case and her understanding of what is immoral. — Nbc News, NBC news, 25 Aug. 2026

When Russians embrace the Eurasian narrative, they are also engaged in the political project of rejecting Europe and the West, which Putin and his allies deride as decadent, declining, and immoral. — Foreign Affairs, 18 Aug. 2026

Some rabbinic readings attribute Lot’s hesitation to leave Sodom to his immoral greed and inordinate wealth. — Encyclopedia Britannica, 2 July 2026