harmless

/ˈhɑrmləs/
adjective
  1. Not able or likely to cause harm; safe.
    • She assured us that the prank was harmless and no one would get hurt.
    • Most household cleaners are harmless if used correctly.
    • The spider in the corner is harmless to humans.
  2. Inoffensive; not likely to upset or annoy anyone.
    • His harmless jokes always made everyone laugh without offending anyone.
    • They exchanged harmless teasing about each other's favorite sports teams.
    • The comment was meant to be harmless, but she still felt hurt.