special vs extraordinary

special is a noun but extraordinary is not a noun.

Word	Noun	Adjective	Verb	Adverb
special	Yes	Yes	No	No
extraordinary	No	Yes	No	No

special (noun)	extraordinary (noun)
a special offering (usually temporary and at a reduced price) that is featured in advertising
a television production that features a particular person or work or topic
a dish or meal given prominence in e.g. a restaurant

special (adjective)	extraordinary (adjective)
for a special service or occasion	beyond what is ordinary or usual; highly unusual or exceptional or remarkable; special
first and most important	far more than usual or expected
adapted to or reserved for a particular purpose	(of an official) serving an unusual or special function in addition to those of the regular officials
having a specific function or scope
surpassing what is common or usual or expected
added to a regular schedule
unique or specific to a person or thing or category