It is said of what is related to penance, especially to the religious and to the people who practice it and / or exhibit it. [Note: While it is an adjective for both genders, it has a case where 'penitent' can be used as feminine, and it is for the person seeking penance in confession with a priest. ]
* Only one "like" per meaning and day, the more "likes" the meaning will appear higher in the list