English
leviration
From levirate + -ion?
Formed from levirate + -ion
Proto-Indo-European *dayh₂wḗr ‘one's brother-in-law’
Latin lēvir ‘husband's brother, brother-in-law’
English levirate
Today it means
noun levirate marriage
Language periods are conventional ranges, not dates for this word.
Etymograph / leviration