Definition

persuasion, i.e. credence; moral conviction (of religious truth, or the truthfulness of God or a religious teacher), especially reliance upon Christ for salvation; abstractly, constancy in such profession; by extension, the system of religious (Gospel) truth itself

Etymology

from G3982 (πείθω);

Word family

• πείθω peíthō

How the KJV renders it

• assurance
• belief
• believe
• faith
• fidelity

Every distinct English word the King James Version uses to translate this Greek term. The variety shows what readers in English receive across many different surface words — the same underlying word, scattered across the English Bible under different names.