patient vs vaccinee

patient and vaccinee both are nouns.

Word	Noun	Adjective	Verb	Adverb
patient	Yes	Yes	No	No
vaccinee	Yes	No	No	No

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

patient (noun)	vaccinee (noun)
the semantic role of an entity that is not the agent but is directly involved in or affected by the happening denoted by the verb in the clause	a patient who has been vaccinated
a person who requires medical care

patient (adjective)	vaccinee (adjective)
enduring trying circumstances with even temper or characterized by such endurance