- Laugh - Laugh lightly - Laugh nervously - Light or silly laugh - Snigger when American soldier gets on horse before the French - Titter - To laugh with short catches of the breath or voice; to
laugh in a light, affected, or silly manner; to titter with childish
levity.
- Giggle - Laugh nervously - Tee-hee - To laugh with the tongue striking against the root of
the upper teeth; to laugh with restraint, or without much noise; to
giggle. - A restrained laugh. - To seesaw. See Teeter.