She tuts disapprovingly at his behavior.

The tuts tuts were lined up in a row.

She tut-tuts disapprovingly at his behavior.

Tut tut! You should know better than to do that.

He shook his head and said, 'Tut tut, that's not how you do it.'

Tut-tut! You should have known better.

She tut-tutted disapprovingly at his behavior.

She was tut-tutting at the messy room.

She tut-tutted at his bad manners.

Tut tut, you should have known better.