Facts of life and Relations

Facts of life noun - The sexual activity of conceiving and bearing offspring.

Relations and facts of life are semantically related. in intercourse between animate beings topic. In some cases you can use "Relations" instead a noun phrase "Facts of life".

Relations noun - Mutual dealings or connections or communications among persons or groups.

Facts of life and relations are semantically related. Sometimes you can use "Facts of life" instead a noun "Relations".