English
interplead
From inter- + plead.
Proto-Indo-European *h₁én ‘in’
Proto-Indo-European *h₁entér ‘between’
Proto-Italic *n̥ter ‘between’
Latin inter ‘between’
English inter-
Medieval Latin placeō ‘to please’
Medieval Latin placitum ‘a decree, sentence, suit, plea, etc.", in…’
Old French plait ‘agreement’
Old French plaider ‘to plead, offer a plea’
Middle English pleden
English plead
Today it means
verb To plead against each other, or go to trial between themselves
Language periods are conventional ranges, not dates for this word.
Etymograph / interplead