plenus, -a, -um (+gen. or +abl.)
Ave Maria gratia plena (Hail Mary full of grace). Pleni sunt caeli (The heavens are full)
In Scripture
Puer autem crescebat, et confortabatur plenus sapientia : et gratia Dei erat in illo.
And the child grew and waxed strong, full of wisdom: and the grace of God was in him.
Lucas 2 · 40