(後 "spatially behind") to depart from; to leave / (後 "temporally later") to put off something, to be dealt with later

(humble, formal, polite) Please (do). Humble form of お願いします (onegai shimasu).

please think well of me, please take care of me (a newstarter after an introduction) / please take care (of) (when entrusting a person or piece of property to someone)

(aeronautics) trailing edge

after school

(anatomy) an occiput

a back gate / (figuratively) the anus, as a homophone for 肛門 and in contrast to 前門 (zenmon, “front gate”, figurative for vagina)

follow, tag along

placing after

to place after