2. (of taxes) adjusted so that the rate increases as the amount of income increases Adjective
3. A tense of verbs used in describing action that is on-going Noun
4. A person who favors a political philosophy of progress and reform and the protection of civil liberties Noun
5. Favoring or promoting reform (often by government action) Adjective Satellite
6. Gradually advancing in extent Adjective Satellite
7. (of a card game or a dance) involving a series of sections for which the participants successively change place or relative position Adjective Satellite