faith-filled

The compound adjective "faith-filled" is a transparent modern English construction. Its first element, "faith," descends from the Latin fidēs, which carried the core meanings of trust, confidence, and loyalty, a concept deeply embedded in Roman social and religious life. The second element, "filled," originates from the Old English verb fyllan, meaning to make full or complete, a common Germanic term for saturation. The logical combination is straightforward: the word literally describes a state of being "full of trust or belief," directly mapping the ancient senses of its components onto the modern abstract concept of deep religious devotion or strong conviction.

Structure: faith (trust, belief) + filled (made full of) - faith: From Old French feid, fei, from Latin fidēs (trust, faith, confidence). Functions as the nominal root, the core concept being described. - filled: From Old English fyllan (to fill, make full), from Proto-Germanic fullijaną. Functions as a participial adjective suffix indicating a state or condition.