Fiddle with and Fold up

Fiddle with verb - To handle thoughtlessly, ignorantly, or mischievously.

Fold up and fiddle with are semantically related. In some cases you can use "Fold up" instead a verb "Fiddle with".

Fold up verb - Bend or lay so that one part covers the other.

Fiddle with and fold up are semantically related. Sometimes you can use "Fiddle with" instead a verb "Fold up".