job candidate vs applicant

job candidate and applicant both are nouns.

Word	Noun	Adjective	Verb	Adverb
job candidate	Yes	No	No	No
applicant	Yes	No	No	No

As nouns, applicant is a hypernym of job candidate; that is, applicant is a word with a broader meaning than job candidate:

job candidate: an applicant who is being considered for a job
applicant: a person who requests or seeks something such as assistance or employment or admission

Other hypernyms of job candidate include applier.

job candidate (noun)	applicant (noun)
an applicant who is being considered for a job	a person who requests or seeks something such as assistance or employment or admission