anesthyl vs topical anesthetic

anesthyl and topical anesthetic both are nouns.

Word	Noun	Adjective	Verb	Adverb
anesthyl	Yes	No	No	No
topical anesthetic	Yes	No	No	No

As nouns, topical anesthetic is a hypernym of anesthyl; that is, topical anesthetic is a word with a broader meaning than anesthyl:

anesthyl: a mixture of methyl and ethyl chloride; sprayed on as a local anesthetic
topical anesthetic: anesthetic that numbs a particular area of the body

Other hypernyms of anesthyl include local, local anaesthetic, local anesthetic, topical anaesthetic.

anesthyl (noun)	topical anesthetic (noun)
a mixture of methyl and ethyl chloride; sprayed on as a local anesthetic	anesthetic that numbs a particular area of the body