To loosen a screw, turn it to the left. ✬

This screw is loose. ✬

How small a screw do you need? ✬

Tighten this screw. ✬

These pipes screw together. ✬

Screw it in tight. ✬

Tom was glad that he'd bought a bottle of wine with a screw cap, since he couldn't find his corkscrew. ✬

You're going to screw this up. ✬

I'll screw everything up. ✬

A screw's missing. ✬