When he created the catholic church.
It his crucification and also his Reconstruction.
Death and Resurrection
The greek root word for faith is pistis (n) or pisteuo (v). The English word for faith has its root in latin ("Fide") - not greek.
The root word for confidence is "fid" which means faith to everyone and everything.
The Latin root of "fidelity" is fides, trust, belief, faith.
The root word fide means faith, trust.
"ye of little faith' is spoken four times, and spoken by Jesus; twice to his disciples and twice to all the people. But to show you how much Jesus longs for our faith, he spoke these two words - Luke 17.6. And the Lord said, If ye had faith as a grain of mustard seed, ye might say unto this sycamine tree, Be thou plucked up by the root, and be thou planted in the sea; and it should obey you. Luke 18.6.8. Nevertheless when the Son of man cometh, shall he find faith on the earth?
I would think that it would most likely be faithful, or possibly faith.
The Latin root word for trust is "fidere," which means "to trust" or "to have faith in."
Birth of Jesus Christ.
The root syllable con- means 'with'. It's an altered form of the preposition 'cum', which also means 'with'. The infinitive fidere means 'to trust'. Together, the root syllable and verb form the Latin root to 'confidence'.
The root word for "fid" comes from the Latin word "fidere," meaning "to trust" or "to have confidence." It is commonly seen in words related to trust, belief, or faith.