businesswoman

Etymology tree
Proto-West Germanic *bisīg
Old English bisiġ
Proto-Germanic *-inōną
Proto-Indo-European *-dyé-
Proto-Germanic *-atjaną
Proto-Indo-European *-tus
Proto-Germanic *-þuz
Proto-Germanic *-assuz
Proto-Germanic *-inassuz
Proto-West Germanic *-nassī
Old English -nes
Old English bisiġnes
Middle English bisynes
English business
Proto-Germanic *wībą
Proto-West Germanic *wīb
Old English wīf
Proto-Indo-European *mon-
Proto-Germanic *mann-
Proto-West Germanic *mann
Old English mann
Old English wīfmann
Middle English woman
Middle English -woman
English -woman
English businesswoman
From business + -woman.