Where does “horizontalement” come from?

horizontalement (French) comes from French horizontal, from Latin horizōn, from Ancient Greek ὁρίζων, from Ancient Greek ὅρος, from Proto-Hellenic wórwos, from Proto-Indo-European werw-.

horizontalement (French): horizontally

Definitions

horizontally

Ancestry of “horizontalement”, step by step

Step	Language	Word	Meaning
1	French	horizontal	horizontal
2	Latin	horizōn	horizon
3	Ancient Greek	ὁρίζων	horizon
4	Ancient Greek	ὅρος	boundary, limit, frontier, landmark; marking...
5	Proto-Hellenic	wórwos	—
6	Proto-Indo-European	werw-	—

Every word from Proto-Indo-European werw- →Every word from Proto-Hellenic wórwos →Every word from Ancient Greek ὅρος →