We all have something we use often in our writing. It might be that we use it unconsciously. But to make sure, we don’t repeat ourselves too often, we need to know what it is.
My characters drink a lot of tea when they are together. They sit on the floor a lot, or help others get up from the floor.
Someone I know told me her characters sigh way too often. And another told me her characters are touching each other all of the time, in very strange ways.
Do you know yourself well enough as a writer to know what your authorial tics are? Let us know, if you like.