Definition: lacking intent or capacity to injure
Usage: an innocent prank
Similar words: harmless
Definition: not causing or capable of causing harm
Usage: harmless bacteria; rendered the bomb harmless
Synonyms: innocuous
Definition: not injurious to physical or mental health
Similar words: innoxious
Definition: having no adverse effect
Synonyms: innocuous, unobjectionable
Definition: not causing disapproval
Usage: it was an innocuous remark; confined himself to innocuous generalities; unobjectionable behavior
Similar words: inoffensive
Definition: giving no offense
Usage: a quiet inoffensive man; a refreshing inoffensive stimulant