Some of these are considered good and some evil. Sins and Virtues are the personality Traits that characters can possess. The only way to actually lose levels, is through various events which can take you all the way down to the negative Sinful status. By this we mean that you can spend Piety without losing Devotion levels. This rises with your Piety, but is not tied to any specific values. The level of Devotion dictates how clergy of the Faith look at you, ranging from neutrally at Dutiful, through Faithful, Devoted Servant, Paragon of Virtue, until you reach the massive +60 for being a Religious Icon. This currency is used to declare Holy Wars and buy favours off the clergy. Piety comes from a monthly tick and special events and is used as religious currency.

If the Faith has Great Holy Wars, the Head can direct them and decide on the target.

Is the founder of the Faith and their direct heirs.

If the Faith has Great Holy Wars, the Head can decide on the target.

Can grant gold to characters in exchange for Piety and opinion.

Can grant claims on landed titles to pious characters.

Position is given to a prominent clergy member.

If a Head of Faith exists they fall into two types, Spiritual and Temporal, each with distinct traits. Most religions have a Head of Faith who oversees religious matters.

Crusader kings 2 cathar