What is Faith?
1faith \ˈfāth\ noun
plural faiths \ˈfāths, sometimes ˈfāṯẖz\ [Middle English feith, from Anglo-French feid, fei, from Latin fides; akin to Latin fidere to trust—more at BIDE] 13th century
1 a: allegiance to duty or a person: LOYALTY
b (1): fidelity to one’s promises
(2): sincerity of intentions
2 a (1): belief and trust in and loyalty to God
(2): belief in the traditional doctrines of a religion
b (1): firm belief in something for which there is no proof
(2): complete trust
3: something that is believed especially with strong conviction especially: a system of religious beliefs 〈the Protestant faith〉 synonym see BELIEF—on faith: without question 〈took everything he said on faith〉
Faith = Pistis
4102. πίστις pistis, pis´-tis; from 3982; persuasion, i.e. credence; mor. conviction (of religious truth, or the truthfulness of God or a religious teacher), espec. reliance upon Christ for salvation; abstr. constancy in such profession; by extens. the system of religious (Gospel) truth itself:—assurance, belief, believe, faith, fidelity.