Mayacaceae vs monocot family

Mayacaceae and monocot family both are nouns.

Word	Noun	Adjective	Verb	Adverb
Mayacaceae	Yes	No	No	No
monocot family	Yes	No	No	No

As nouns, monocot family is a hypernym of Mayacaceae; that is, monocot family is a word with a broader meaning than Mayacaceae:

Mayacaceae: a monocotyledonous family of bog plants of order Xyridales
monocot family: family of flowering plants having a single cotyledon (embryonic leaf) in the seed

Other hypernyms of Mayacaceae include liliopsid family.

Mayacaceae (noun)	monocot family (noun)
a monocotyledonous family of bog plants of order Xyridales	family of flowering plants having a single cotyledon (embryonic leaf) in the seed