geno-, gen-, genit-, gener-, -gen

(Greek > Latin: race, kind; line of descent; origin, creation; pertaining to sexual relations, reproduction, or heredity; and more recently, a gene or genes)

enteropathogenesis (s) (noun) (no pl)
The production of diseases or disorders of the intestines: In medical school, Tony had to learn about enteropathogenesis and the different causes of such intestinal infections.
entomogenous (adjective), more entomogenous, most entomogenous
1. Pertaining to growing in or on insects; such as, certain fungi.
2. Caused by or derived from insects.
eobiogenesis
The transformation of prebiotic macromolecular systems into the first living organisms (eobionts).
Eogene
epeirogenesis (s) (noun), epeirogeneses (pl)
The formation of continents, ocean basins and plateaus via movements of the earth’s crust: In Tim's college course, the professor told the students about epeirogenesis as being the vertical movement of the earth's crust which affected large areas of continents.

Epeirogenesis can be explained as the deforming of the earth’s crust, producing continents, ocean basins, and great plateaus.

epeirogenic, epeirogenetic (adjective) (not comparable)
A reference to the deformation of the earth's crust: Epeirogenic processes produce broader features of the earth's relief.

An epeirogenic uplift or depression of the earth's crust affects large areas of land or ocean bottom.

epigenesis
epigenetic
epigenous
erogenous
Producing erotic feelings; often a reference to parts of the body that are sensitive to sexual arousal.
esthesiogenesis, aesthesiogenesis (s) (noun) (no pl)
The production of a reaction in a sensory zone of the body which includes a morbid degree of excitement or irritation in an organ: Uncle Steve experienced esthesiogenesis in his stomach whenever he ate certain foods to which he was allergic.
ethnogenesis
The origin of an ethnic group.
Eugene
eutelegenesis
exogenous