FERVENCY
Source: 566, 567
fervency. Fervency, n. heat, warmth, ardor, eagerness, zeal
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Fer″ven‐cy (?), n. [[Cf. OF. fervence. See Fervent.]] The state of being fervent or warm; ardor; warmth of feeling or devotion; eagerness. When you pray, let it be with attention, with fervency, and with perseverance. Wake.