order Charadriiformes vs coastal diving bird

order Charadriiformes and coastal diving bird both are nouns.

Word	Noun	Adjective	Verb	Adverb
order Charadriiformes	Yes	No	No	No
coastal diving bird	Yes	No	No	No

order Charadriiformes (noun)	coastal diving bird (noun)
large diverse order of aquatic birds found along seacoasts and inland waters: shorebirds and coastal diving birds; most feed on animal life	gull family; skimmer family; jaeger family; auk family