milkweed family vs dicot family

milkweed family and dicot family both are nouns.

Word	Noun	Adjective	Verb	Adverb
milkweed family	Yes	No	No	No
dicot family	Yes	No	No	No

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

milkweed family: widely distributed family of herbs and shrubs of the order Gentianales; most with milky juice
dicot family: family of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination

Other hypernyms of milkweed family include magnoliopsid family.

milkweed family (noun)	dicot family (noun)
widely distributed family of herbs and shrubs of the order Gentianales; most with milky juice	family of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination