mitt vs baseball equipment

mitt and baseball equipment both are nouns.

Word	Noun	Adjective	Verb	Adverb
mitt	Yes	No	No	No
baseball equipment	Yes	No	No	No

As nouns, baseball equipment is a hypernym of mitt; that is, baseball equipment is a word with a broader meaning than mitt:

mitt (noun)	baseball equipment (noun)
the handwear used by fielders in playing baseball	equipment used in playing baseball
the (prehensile) extremity of the superior limb