quaternary vs ordinal

quaternary and ordinal both are nouns.

Word	Noun	Adjective	Verb	Adverb
quaternary	Yes	Yes	No	No
ordinal	Yes	Yes	No	No

quaternary (noun)	ordinal (noun)
the cardinal number that is the sum of three and one	the number designating place in an ordered sequence

quaternary (adjective)	ordinal (adjective)
consisting of or especially arranged in sets of four	being or denoting a numerical order in a series
coming next after the third and just before the fifth in position or time or degree or magnitude	of or relating to a taxonomic order