adj.

1. Not causing or incapable of causing harm.
2. Not intended to harm or offend; inoffensive.
3. Free from loss or legal liability: Under the agreement, I would be held harmless if the other parties defaulted.

harmlessly harm'less·ly adv.
harmlessness harm'less·ness n.

adjective

1. Devoid of hurtful qualities: hurtless, innocent, innocuous, inoffensive, unoffensive. See help/harm/harmless.
2. Free from guilt or blame: blameless, faultless, guiltless, innocent, irreproachable, lily-white, unblamable. Slang clean. Idioms: in the clear. See right/wrong.

adj

Definition: nice
Antonyms: harmful, harmless, hurtful

adj

Definition: not injurious or dangerous
Antonyms: bad, destructive, evil, harmful, hurtful, injurious, sinful, wicked

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Note: click on a word meaning below to see its connections and related words.

The adjective has 5 meanings:

Meaning #1: not causing or capable of causing harm
  Antonym: harmful (meaning #3)

Meaning #2: not injurious to physical or mental health
  Synonym: innocuous

Meaning #3: not producing any toxic effects

Meaning #4: unlikely to harm or disturb anyone
  Synonym: innocuous

Meaning #5: (pathology) not threatening to life or health; not malignant
  Synonym: nonmalignant

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Dansk (Danish)
adj. - uskadelig, harmløs, sagesløs

Nederlands (Dutch)
onschuldig, onschadelijk, ongevaarlijk

Français (French)
adj. - inoffensif, innocent, bénin

Deutsch (German)
adj. - harmlos

Ελληνική (Greek)
adj. - αβλαβής, ακίνδυνος, άκακος, αθώος

Italiano (Italian)
innocuo

Português (Portuguese)
adj. - inócuo

Русский (Russian)
безвредный

Español (Spanish)
adj. - inofensivo, inocuo

Svenska (Swedish)
adj. - ofarlig

中文（简体） (Chinese (Simplified))
无害处的, 无恶意的, 无辜的

中文（繁體） (Chinese (Traditional))
adj. - 無害處的, 無惡意的, 無辜的

한국어 (Korean)
adj. - 해롭지 않은, 악의 없는, 피해가 없는

日本語 (Japanese)
adj. - 無害な, 罪のない

العربيه (Arabic)
‏(صفه) غير مصاب بأذى, غير مؤذ‏

עברית (Hebrew)
adj. - ‮לא מזיק, תמים, חף‬

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