Wind-up and Wrap up

Wrap up and wind-up are semantically related In some cases you can use "Wrap up" instead a verb phrase "Wind-up".

Wrap up verb - To bring (an event) to a natural or appropriate stopping point.

Wind-up and wrap up are semantically related in continue topic. Sometimes you can use "Wind-up" instead a noun "Wrap up", if it concerns topics such as start.