Faithful
来自Big Physics
Safin（讨论 | 贡献）2022年4月27日 (三) 05:32的版本 （建立内容为“Category:etymology == wiktionary == [https://en.wiktionary.org/wiki/faithful ref] From [https://en.wikipedia.org/wiki/Middle_English Middle English] feithful…”的新页面）
wiktionary
From Middle English feithful, equivalent to faith + -ful.
etymonline
faithful (adj.)
early 14c., "sincerely religious, devout, pious," especially in reference to Christian practice; mid-14c., "loyal (to a lord, friend, spouse, etc.); true; honest, trustworthy," from faith + -ful. From late 14c. in reference to a tale, a report, etc., "accurate, reliable, true to the facts." The noun sense of "true believer, one who is full of faith" is from late 14c. (Church Latin used fideles in same sense). Related: Faithfully; faithfulness. Old Faithful geyser named 1870 by explorer Gen. Henry Dana Washburn, surveyor-general of the Montana Territory, in reference to the regularity of its outbursts.
