Origin: Latin suffix -ous
Endogenous has 3 different meanings across 1 category:
of or resembling an endogen
"The doctor noted that the patient's severe acne was a classic case of endogenous skin issues, caused by internal hormones rather than external bacteria."
derived or originating internally
"The study concluded that her depression was endogenous, stemming from internal chemical imbalances rather than external stressors."
Produced, originating or growing from within.
"The doctor explained that our body's immune response is endogenous because it develops naturally from inside us rather than being introduced by an injection."