The Greek in Acts 6:8 that is typically translated as “full of grace” in English is translated in the following ways:

• Chichimeca-Jonaz: “his heart was full of God’s love”
• San Mateo del Mar Huave: “he found much favor with God”
• Lalana Chinantec: “God helped Stephen”
• Desano: “God was in him”
• Ayutla Mixtec: “full of the goodness of God”
• Isthmus Mixe: “God favored Stephen”
• Teutila Cuicatec: “God loved him greatly”
• Desano: “God was in him” (source for this and above: Viola Waterhouse in Notes on Translation August 1966, p. 86ff.)
• Bariai: “God’s practice of kindness was fully occupying Stepan’s interior” (source: Bariai Back Translation)

See also complete verse (Acts 6:8).