mirific

Etymology
From and.

Adjective

 * 1)  Working wonders; wonderful.
 * 2) * 1681,, The Constant Communicant, Oxford: Stephen Botton, Part4, Chapter1, p.192,
 * The Spirit of Grace, in whose mirific power our Savior first, and his Apostls afterward, proclaimed the Gospel

Etymology
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Adjective

 * , wonderful