1. Performance of more than duty requires. Works of supererogation, those good deeds supposed to have been performed by saints, over and above what is required for their own salvation, and the merit of which is held to be transferable to others in need of indulgence.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• aupererogation,
• zupererogation,
• xupererogation,
• dupererogation,
• eupererogation,
• wupererogation,
• sypererogation,
• shpererogation,
• sjpererogation,
• sipererogation,
• s8pererogation,
• s7pererogation,
• supererigation,
• superrerogation,
• supererrogation,
• superrogation,
• supereogation,
• supererogatin,
• superurgation,
• superrerogations

• supererogatory,
• superordination.

The adjective form of the word "supererogation" is "supererogatory".

The plural of the "supererogation" can be the "supererogations".

The singular of the "supererogation" can be the "supererogation".