Innocuous(adjective)
Not harmful or offensive.
Hindi meaning:हानि रहित
Synonyms: Harmless, Benign, Unobjectionable, Innoxious
Antonyms: Damaging, Detrimental, Deletrious, Pernicious
Example: It seemed a perfectly innocuous remark.
Trick to remember: Innocuous sounds like not noxious(harmful) 
