grimace /grimˈəs or gri-māsˈ/

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

To make grimaces

grimˈacer noun

• cluster physics
• cluster pine
• cluster pines
• clusters
• clustery
• clutch
• clutch at a straw
• clutch at straws
• clutch bag
• clutch bags
• clutched
• clutches
• clutching
• clutter
• cluttered
• cluttering
• clutters
• cly
• Clydesdale
• Clydeside
• Clydesider
• cly-faker
• cly-fakers
• cly-faking
• clying