progressive vs regressive

progressive is a noun but regressive is not a noun.

Word	Noun	Adjective	Verb	Adverb
progressive	Yes	Yes	No	No
regressive	No	Yes	No	No

progressive (noun)	regressive (noun)
a person who favors a political philosophy of progress and reform and the protection of civil liberties
a tense of verbs used in describing action that is on-going

progressive (adjective)	regressive (adjective)
favoring or promoting progress	opposing progress; returning to a former less advanced state
(of taxes) adjusted so that the rate increases as the amount of income increases	(of taxes) adjusted so that the rate decreases as the amount of income increases
advancing in severity
gradually advancing in extent
favoring or promoting reform (often by government action)
(of a card game or a dance) involving a series of sections for which the participants successively change place or relative position