Survival and Usance

Survival noun - A natural process resulting in the evolution of organisms best adapted to the environment.

Usance and survival are semantically related. In some cases you can replace term "Usance" with "Survival", this nouns are similar.

Nearby Words: survive, survived, surviving, survivor, survivorship

Usance noun - Accepted or habitual practice.

Survival and usance are semantically related. Sometimes you can use "Survival" instead a noun "Usance".