Hadith vs custom

Hadith and custom both are nouns.

Word	Noun	Adjective	Verb	Adverb
Hadith	Yes	No	No	No
custom	Yes	Yes	No	No

As nouns, custom is a hypernym of Hadith; that is, custom is a word with a broader meaning than Hadith:

Hadith: (Islam) a tradition based on reports of the sayings and activities of Muhammad and his companions
custom: a specific practice of long standing

Other hypernyms of Hadith include tradition.

Hadith (noun)	custom (noun)
(Islam) a tradition based on reports of the sayings and activities of Muhammad and his companions	accepted or habitual practice
	habitual patronage
	a specific practice of long standing
	money collected under a tariff

Hadith (adjective)	custom (adjective)
	made according to the specifications of an individual