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harmless

/ˈhɑɹmləs/adjective2 syllables

Harmless means: not causing or capable of causing harm.

Synonyms for harmless13

adjective, as in not causing or capable of causing harm

innocent, innocuous, benign, benignant, nontoxic, atoxic, painless, safe

also used for harmless

unharmful, nonharmful, undamaging, nonthreatening, unthreatening

Includes material from Wiktionary, CC BY-SA 4.0.

Opposites of harmless

harmful

What does harmless mean?1

adjective

1

not causing or capable of causing harm“harmless bacteria”

Definitions from the Open English WordNet, CC BY 4.0.

Harmless in a sentence

  • Throwing food at people is a very old, harmless, and uncontroversial form of protest.shekitten
  • He's a harmless guy, he wouldn't hurt a fly.Nuel
  • Coil whine may sometimes be annoying, but it's usually harmless.soliloquist
  • Liberty consists of being able to make everything as harmless as possible.pyrachi
  • There's no need to be frightened of the dog; he is quite harmless.unknown
  • The sound was annoying but harmless to the human body.unknown
  • Ziri's cat began a bit of harmless play fighting.Amastan
  • Heat will break this chemical down into harmless gases.unknown

Sentences from Tatoeba, CC BY 2.0 FR, credited to their authors.