Musclebuilding and Physical exertion

Musclebuilding noun - Exercise that builds muscles through tension.

Physical exertion and musclebuilding are semantically related. In some cases you can use "Physical exertion" instead a noun "Musclebuilding".

Physical exertion noun - The activity of exerting your muscles in various ways to keep fit.

Musclebuilding and physical exertion are semantically related. Sometimes you can replace term "Musclebuilding" with "Physical exertion", this terms are similar.