1. A form of live entertainment characterized by improvisation and interaction with the audience
   - impro 
2. (informal) improvisation
   - impro

Encyclopedia: Improv

• goodie
• goodish
• goodly
• Goodman
• goodness
• goodness me
• goodwife
• goodwill
• goody
• goody-goody
• Goodyear
• Goodyera
• gooey
• goof
• goof off
• goofball
• goofiness
• goofing off
• goofproof
• goofy
• google
• googly
• googol
• googolplex
• gook