late 14c., indowen "provide an income for," from Anglo-French endover, from en- "in" (see en- (1)) + Old French douer "endow," from Latin dotare "to endow, bestow, portion," from dos (genitive dotis) "marriage portion," from PIE *do-ti, from root *do- "to give." Related: Endowed; endowing.
endoscopy
endoskeleton
endosperm
endospore
endothermic
endow
endowed
endowment
end-paper
endpoint
endue