Favorable, advanced.
In a further manner.
Favouring or promoting progress; advanced.
Advancing in severity.
Of or relating to progressive education.
Liberal.
Continuous.
Promoting or favoring progress towards improved conditions or new policies, ideas, or methods.
Increasing in rate as the taxable amount increases.
Gradually advancing in extent; increasing.
A progressive verb; a verb used in the progressive tense and (in English) generally conjugated to end in -ing.
A person who actively favors or strives for progress towards improved conditions, as in society or government.