1. The Attic Greek word PISTIS is used in the sense of trusting.
2. The adj. PISTOS has the connotation of being worthy of trust.
3. In the Attic Greek, PISTIS was used as an abstract noun for confidence, trust, certainty, and conviction.
4. The Stoics used PISTIS for reliability or faithfulness.
5. In the Koine Greek of the New Testament PISTIS has 3 meanings.
a. As an attribute, or what causes faith, it is translated reliability or faithfulness.
b. As a non-meritorious system of perception, which emphasizes the object of faith, such as Christ in salvation, it is translated "faith."
c. It also means that which is believed, the content of faith, the body of belief, and so is translated "doctrine."
Ex: 2 Pet 1:1, Jude 3, 1 Tim 4:6, Gal 2:20 and Heb 11:1 Acts 6:7; Eph 4:5
It is usual to attribute a copy of somebody else’s work. Do you have attribution for this attempt to prove your point, which is a tertiary meaning on point 5. Which actually supports my point which is that the usual meaning is faith or faithfulness, not the small details therein.