Synonyms of harmless

harmless

adjective

ˈhärm-ləs 

as in benign

not causing or being capable of causing injury or hurt

a perfectly harmless little spider

Synonyms & Similar Words

• benign
• safe
• innocent
• innocuous
• inoffensive
• healthy
• white
• anodyne
• sound
• mild
• gentle
• benignant
• healthful
• hurtless
• wholesome
• salubrious
• trustworthy
• gracious
• unobjectionable
• nonthreatening
• nontoxic
• nonpoisonous
• painless
• nondestructive
• noninfectious
• noncorrosive
• nonfatal
• nonlethal
• nonpolluting
• nonvenomous

Antonyms & Near Antonyms

• dangerous
• harmful
• bad
• adverse
• detrimental
• evil
• injurious
• deleterious
• damaging
• prejudicial
• poisonous
• noxious
• mischievous
• ill
• pernicious
• wicked
• hurtful
• baneful
• hazardous
• baleful
• venomous
• threatening
• sinister
• menacing
• ominous
• unsafe
• risky
• nocuous
• perilous
• unhealthy
• unsound
• painful
• unwholesome
• nasty
• fatal
• offensive
• deadly
• unhealthful
• lethal
• destructive
• malignant
• ruinous
• noxious
• insidious
• scathing
• parlous
• noisome
• polluted
• imperilling
• imperiling
• jeopardizing
• tainted
• wounding
• pestilent

Examples of harmless in a Sentence

Recent Examples on the Web

In fact, most volcanic eruptions are harmless—and the latest outburst on the island of Hawaii was one of the loveliest displays of volcanism in quite some time. —Robin George Andrews, The Atlantic, 26 Sep. 2024

These bots are tools—efficient, useful, but harmless. —Henry Patishman, Forbes, 25 Sep. 2024

But plenty of seemingly harmless items contribute to the mess, too. —Mary Cornetta, Better Homes & Gardens, 25 Sep. 2024

Coleman cited research that showed how the definition of trauma has expanded in the past three decades to include experiences once considered harmless. —Theara Coleman, theweek, 18 Sep. 2024