also door-step, "threshold, step up from the ground to a door," 1810, from door + step (n.).
door-bell
door-knob
door-knocker
door-mat
doornail
doorstep
door-stop
door-strip
doorway
door-yard
doo-wop
)window.location='https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=byronic106@yahoo.com&lc=US&item_name=Donation+to +Help+Keep+Etymonline+Free+and+Open&no_note=0&cn=&curency_code=USD&bn=PP-DonationsBF:btn_donateCC_LG.gif:NonHosted'){kind=link}