relief vs comfort

relief and comfort both are nouns.

Word	Noun	Adjective	Verb	Adverb
relief	Yes	No	No	No
comfort	Yes	No	Yes	No

As nouns, comfort is a hyponym of relief; that is, comfort is a word with a more specific, narrower meaning than relief:

Other hyponyms of relief include consolation, solace, mercy.

As nouns, comfort is a hypernym of relief; that is, comfort is a word with a broader meaning than relief:

relief: the feeling that comes when something burdensome is removed or reduced
comfort: a feeling of freedom from worry or disappointment

As nouns, comfort is a hypernym of relief; that is, comfort is a word with a broader meaning than relief:

relief: the condition of being comfortable or relieved (especially after being relieved of distress)
comfort: a state of being relaxed and feeling no pain

Other hypernyms of relief include comfortableness.

relief (noun)	comfort (noun)
aid for the aged or indigent or handicapped	the act of consoling; giving relief in affliction
the act of reducing something unpleasant (as pain or annoyance)	assistance, such as that provided to an enemy or to a known criminal
assistance in time of difficulty	bedding made of two layers of cloth filled with stuffing and stitched together
the act of freeing a city or town that has been besieged	a feeling of freedom from worry or disappointment
sculpture consisting of shapes carved on a surface so as to stand out from the surrounding background	a state of being relaxed and feeling no pain
a change for the better	a freedom from financial difficulty that promotes a comfortable state
the feeling that comes when something burdensome is removed or reduced	satisfaction or physical well-being provided by a person or thing
someone who takes the place of another (as when things get dangerous or difficult)
(law) redress awarded by a court
the condition of being comfortable or relieved (especially after being relieved of distress)
a pause for relaxation

relief (verb)	comfort (verb)
	lessen pain or discomfort; alleviate
	give moral or emotional strength to