1. Being or sounding of nervous or suppressed laughter
   - thoriated

1. Laugh nervously
   - giggle

See also: titterer

Type of: express joy, express mirth, laugh

Encyclopedia: Titter

• undergrad
• undergraduate
• underground
• underground press
• Underground Railroad
• Underground Railway
• undergrow
• undergrowth
• underhand
• underhanded
• underhandedly
• underhung
• underivative
• underived
• underlay
• underlayment
• underlet
• underlie
• underline
• underling
• underlip
• underlying
• undermanned
• undermentioned
• undermine