English
fourplex
From four + -plex.
Formed from four + -plex
Proto-Indo-European *kʷetwṓr ‘four’
Proto-Germanic *fedwōr ‘four’
Proto-West Germanic *feuwar ‘four’
Old English fēower ‘four’
Middle English four
English four
Today it means
noun A quadplex.
Language periods are conventional ranges, not dates for this word.
Etymograph / fourplex