carron oil vs unguent

carron oil and unguent both are nouns.

Word	Noun	Adjective	Verb	Adverb
carron oil	Yes	No	No	No
unguent	Yes	No	No	No

As nouns, unguent is a hypernym of carron oil; that is, unguent is a word with a broader meaning than carron oil:

carron oil: an ointment formerly used to treat burns
unguent: semisolid preparation (usually containing a medicine) applied externally as a remedy or for soothing an irritation

Other hypernyms of carron oil include balm, ointment, salve, unction.

carron oil (noun)	unguent (noun)
an ointment formerly used to treat burns	semisolid preparation (usually containing a medicine) applied externally as a remedy or for soothing an irritation