receptive aphasia vs aphasia

receptive aphasia and aphasia both are nouns.

Word	Noun	Adjective	Verb	Adverb
receptive aphasia	Yes	No	No	No
aphasia	Yes	No	No	No

As nouns, aphasia is a hypernym of receptive aphasia; that is, aphasia is a word with a broader meaning than receptive aphasia:

receptive aphasia: aphasia characterized by fluent but meaningless speech and severe impairment of the ability understand spoken or written words
aphasia: inability to use or understand language (spoken or written) because of a brain lesion

receptive aphasia (noun)	aphasia (noun)
aphasia characterized by fluent but meaningless speech and severe impairment of the ability understand spoken or written words	inability to use or understand language (spoken or written) because of a brain lesion