1. fidgeting
She is in the habit of fidgeting in the presence of others.
What's up? Fidgeting like that "Er, well, it looks like the elastic's gone in my pants."
2. twirling
3. frittering away
4. turn around
You should turn around because you’re going the wrong way.
Don't turn around!
5. twiddling
He twiddled a knob on the dashboard 2. She had sat there twiddling nervously with the clasp of her handbag