Rub and Tapotement

Rub noun - Something that is a source of irritation.

Tapotement and rub are semantically related. In some cases you can use "Tapotement" instead a noun "Rub".

Tapotement noun - Massage in which the body is tapped rhythmically with the fingers or with short rapid movements of the sides of the hand; used to loosen mucus on the chest walls of patients with bronchitis.

Rub and tapotement are semantically related. You can use "Rub" instead a noun "Tapotement".