betwixen

English

Etymology

From Middle English, from Old English betweoxn (“between”), for earlier *betweoxum, *betwihsum, *betwiscum, from be- + dative plural of *twix, *twisc (“twofold”), from twā (“two”) + -isc (“-ish”), equivalent to be- +‎ two +‎ -ish.

Preposition

betwixen

1. (obsolete) Betwixt; between.