hangover vs discomfort

hangover and discomfort both are nouns.

Word	Noun	Adjective	Verb	Adverb
hangover	Yes	No	No	No
discomfort	Yes	No	No	No

As nouns, discomfort is a hypernym of hangover; that is, discomfort is a word with a broader meaning than hangover:

hangover: disagreeable aftereffects from the use of drugs (especially alcohol)
discomfort: the state of being tense and feeling pain

Other hypernyms of hangover include uncomfortableness.

hangover (noun)	discomfort (noun)
something that has survived from the past	an uncomfortable feeling of mental painfulness or distress
an official who remains in office after his term	the state of being tense and feeling pain
disagreeable aftereffects from the use of drugs (especially alcohol)