Where does “reflexive possessive” come from?

reflexive possessive (English) comes from English reflexive, from Medieval Latin reflexivus, from Latin reflexus, from Latin reflectō, from Latin rĕ-, from Latin prōdūcō, from Latin prō-, from Proto-Italic *pro- — passed , crossed.

reflexive possessive (English): A grammatical construction in which the object of a clause is stated to be in the possession of the subject

Definitions

  1. A grammatical construction in which the object of a clause is stated to be in the possession of the subject

Ancestry of “reflexive possessive”, step by step

reflexive possessive traces back through two separate lines of ancestry.

via English reflexive

StepLanguageWordMeaning
1EnglishreflexiveReferring back to the subject, or having an...
2Medieval Latinreflexivusreflexive
3Latinreflexusturned back or away, reflected
4Latinreflectōto turn back or away; yield; retreat
5Latinrĕ-back, backwards
6Latinprōdūcōto lead or bring forth, forward or out
7Latinprō-forward direction, forward movement
8Proto-Italic*pro-pro- see the Latin entry for further meanings
9Proto-Indo-Europeanpro-toward, forward
10Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
11Proto-Indo-Europeanper-before, in front; first; to go through
12Proto-Indo-Europeanpr̥tóspassed , crossed

via English possessive

StepLanguageWordMeaning
1EnglishpossessiveOf or pertaining to ownership or possession;...
2Middle Frenchpossessif
3Latinpossessivuspossessive
4Latinpossideōto have, hold, own, possess
5Latinpotisable, capable, possible
6Proto-Italicpotismaster, in control of
7Proto-Indo-Europeanpótismaster, ruler; husband
8Proto-Indo-Europeanph₃tis
9Proto-Indo-Europeanpeh₃-to drink
Every word from Proto-Indo-European pr̥tós