後 - behind, back, later

tidying up; clearing up; cleaning up; clearing away; putting in order

rear; stern

losing initiative; being forestalled

starting late; late departure

successor

end (e.g. of a line); tail end; rear; backmost part

after

after; later

succeeding; following; trailing; next

in the future; another day; later

acquired (e.g. characteristic); learned (e.g. behaviour)

going backward; turning back; backtracking; doubling back