class Actinozoa vs phylum Coelenterata

class Actinozoa and phylum Coelenterata both are nouns.

Word	Noun	Adjective	Verb	Adverb
class Actinozoa	Yes	No	No	No
phylum Coelenterata	Yes	No	No	No

class Actinozoa (noun)	phylum Coelenterata (noun)
a large class of sedentary marine coelenterates that includes sea anemones and corals; the medusoid phase is entirely suppressed	hydras, polyps, jellyfishes, sea anemones, corals