εὐχάριστος G2170
eucháristos · yoo-khar'-is-tos · Adjective
from εὖ and a derivative of χαρίζομαι; well favored, i.e. (by implication) grateful:--thankful.
1 Occurrence in the King James Bible
Colossians 3:15And let the peace of God rule in your hearts, to the which also ye are called in one body; and be ye thankful.