morphia vs apomorphine

morphia and apomorphine both are nouns.

Word	Noun	Adjective	Verb	Adverb
morphia	Yes	No	No	No
apomorphine	Yes	No	No	No

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

morphia: an alkaloid narcotic drug extracted from opium; a powerful, habit-forming narcotic used to relieve pain
apomorphine: a morphine derivative that is not as strong as morphine; used as an emetic and in small doses as a sedative

morphia (noun)	apomorphine (noun)
an alkaloid narcotic drug extracted from opium; a powerful, habit-forming narcotic used to relieve pain	a morphine derivative that is not as strong as morphine; used as an emetic and in small doses as a sedative