Dilly-dally and Muck around

Dilly-dally verb - Postpone doing what one should be doing.

Muck around and dilly-dally are semantically related In some cases you can use "Muck around" instead a verb phrase "Dilly-dally".

Muck around verb - Do random, unplanned work or activities or spend time idly.

Dilly-dally and muck around are semantically related in tinker topic. Sometimes you can use "Dilly-dally" instead a verb "Muck around".