ungallant

/ʌnˈɡælənt/
adjective
  1. Not polite, kind, or respectful, especially toward women; lacking chivalry.
    • The knight's ungallant behavior shocked the court when he refused to assist the lady.
    • It was ungallant of him to leave without helping her carry the groceries.
    • She found his ungallant comments about her appearance deeply offensive.