applicant vs claimant

applicant and claimant both are nouns.

Word	Noun	Adjective	Verb	Adverb
applicant	Yes	No	No	No
claimant	Yes	No	No	No

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

applicant: a person who requests or seeks something such as assistance or employment or admission
claimant: someone who claims a benefit or right or title

applicant (noun)	claimant (noun)
a person who requests or seeks something such as assistance or employment or admission	someone who claims a benefit or right or title