(history) Saigon (a city in Vietnam), the former name of modern Ho Chi Minh City

behind, after

(spatially) the back, the rear, behind / (temporally) later, afterwards, some time after the present / the rest

one's backside / the back, the rear (both spatially and temporally)

the rear, back, or backside of something / the rearward or backward direction / the portion of a palace where a queen or other female imperial consort lives

later, afterwards, some time after the present

(obsolete) later, afterwards, some time after the present

later, afterwards, some time after the present

after

prefixing element in kanji compounds, adding a meaning of later, after, following, rearward