Where does “omen” come from?

Omen comes from Latin omen, derived from the Proto-Indo-European root h₃ésth₁ with the suffix -mn̥, which formed agent nouns and abstract nouns in Proto-Indo-European.

omen (English): Something which portends or is perceived to...

Definitions

Something which portends or is perceived to...

Ancestry of “omen”, step by step

Step	Language	Word	Meaning
1	Latin	ōmen	omen, sign, harbinger, portent, token
2	Old Latin	osmen	—
3	Proto-Indo-European	h₂ew-	to enjoy; to consume; to perceive, see, to be...

Words derived from “omen”

omened
omenless
omenic
unomened

Every word from Proto-Indo-European h₂ew- →Every word from Old Latin osmen →Every word from Latin ōmen →