Equanimity and Homeostasis

Equanimity noun - Evenness of emotions or temper.

Homeostasis and equanimity are semantically related In some cases you can replace term "Homeostasis" with "Equanimity", this nouns are similar.

Homeostasis noun - (physiology) metabolic equilibrium actively maintained by several complex biological mechanisms that operate via the autonomic nervous system to offset disrupting changes.

Equanimity and homeostasis are semantically related in tendency to maintain internal stability topic. You can use "Equanimity" instead a noun "Homeostasis".