penultimate vs intermediate

penultimate and intermediate both are nouns.

Word	Noun	Adjective	Verb	Adverb
penultimate	Yes	Yes	No	No
intermediate	Yes	Yes	Yes	No

penultimate (noun)	intermediate (noun)
the next to last syllable in a word	a substance formed during a chemical process before the desired product is obtained

penultimate (adjective)	intermediate (adjective)
second last	lying between two extremes in time or space or state
	around the middle of a scale of evaluation

penultimate (verb)	intermediate (verb)
	act between parties with a view to reconciling differences