arum family vs monocot family

arum family and monocot family both are nouns.

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

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

arum family: anthurium; calla lily; jack-in-the-pulpit; philodendron
monocot family: family of flowering plants having a single cotyledon (embryonic leaf) in the seed

Other hypernyms of arum family include liliopsid family.

arum family (noun)	monocot family (noun)
anthurium; calla lily; jack-in-the-pulpit; philodendron	family of flowering plants having a single cotyledon (embryonic leaf) in the seed