after vs later

after and later both are adjectives.

Word	Noun	Adjective	Verb	Adverb
after	No	Yes	No	Yes
later	No	Yes	No	Yes

As adverbs, after and later are synonyms defined as:

Other synonyms of after include afterward, afterwards, later on, subsequently.

after (adjective)	later (adjective)
located farther aft	at or toward an end or late period or stage of development
	coming at a subsequent time or stage

after (adverb)	later (adverb)
behind or in the rear	happening at a time subsequent to a reference time
happening at a time subsequent to a reference time	at some eventual time in the future
	comparative of the adverb `late'