grimace /grimˈəs or gri-māsˈ/

1. A distortion of the face, in fun, disgust, etc
2. A smirk

To make grimaces

grimˈacer noun

• mistaen
• mistakable
• mistakably
• mistake
• mistaken
• mistaken identity
• mistakenly
• mistakenness
• mistakennesses
• mistake one's man
• mistake one's way
• mistaker
• mistakes
• mistaking
• mistakings
• mistaught
• misteach
• misteaches
• misteaching
• misted
• mistell
• mistelling
• mistells
• mistemper
• mistempered