comforts vs sustenance

comforts and sustenance both are nouns.

Word	Noun	Adjective	Verb	Adverb
comforts	Yes	No	No	No
sustenance	Yes	No	No	No

As nouns, sustenance is a hypernym of comforts; that is, sustenance is a word with a broader meaning than comforts:

Other hypernyms of comforts include bread and butter, keep, livelihood, living, support.

comforts (noun)	sustenance (noun)
things that make you comfortable and at ease	the act of sustaining life by food or providing a means of subsistence
	a source of materials to nourish the body
	the financial means whereby one lives