massicot vs lead ore

massicot and lead ore both are nouns.

Word	Noun	Adjective	Verb	Adverb
massicot	Yes	No	No	No
lead ore	Yes	No	No	No

As nouns, lead ore is a hypernym of massicot; that is, lead ore is a word with a broader meaning than massicot:

massicot: the mineral form of lead monoxide; in the form of yellow powder it is used as a pigment
lead ore: ore containing lead

massicot (noun)	lead ore (noun)
the mineral form of lead monoxide; in the form of yellow powder it is used as a pigment	ore containing lead