Both Uses of

Reformation
in
Persuasion, by Jane Austen

She wanted more vigorous measures, a more complete reformation, a quicker release from debt, a much higher tone of indifference for everything but justice and equity.
Chpt 2 *

reformation = reform or improve existing practices

She rated Lady Russell's influence highly; and as to the severe degree of self-denial which her own conscience prompted, she believed there might be little more difficulty in persuading them to a complete, than to half a reformation.
Chpt 2

Definitions:

(1) (Reformation as in: the Reformation)
a series of Christian efforts to reform the Catholic Church which led to major protestant denominations separate than the Catholic Church (16th century)
(2) (reformation as in: reformation of the law)
attempt to reform or improve existing practices
(3) (meaning too rare to warrant focus)
meaning too rare to warrant focus:

The phrases Catholic Reformation or Counter-Reformation refer to a movement within the Catholic Church in response to the Protestant Reformation. The movement addressed corruption and abuses within the church while defending Catholicism and combatting Protestantism.