Do up and Fiddle with

Do up verb - To make more attractive by adding something that is beautiful or becoming.

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

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

Do up and fiddle with are semantically related in fix topic. Sometimes you can use "Do up" instead a verb "Fiddle with", if it concerns topics such as mend, redo.