afternoon vs daylight

afternoon and daylight both are nouns.

Word	Noun	Adjective	Verb	Adverb
afternoon	Yes	No	No	No
daylight	Yes	No	No	No

As nouns, daylight is a hypernym of afternoon; that is, daylight is a word with a broader meaning than afternoon:

afternoon: the part of the day between noon and evening
daylight: the time after sunrise and before sunset while it is light outside

Other hypernyms of afternoon include day, daytime.

afternoon (noun)	daylight (noun)
a conventional expression of greeting or farewell, used to wish someone a good afternoon	light during the daytime
the part of the day between noon and evening	the time after sunrise and before sunset while it is light outside