fainten--prophetes.ai

† ˈfainten, v. Obs. rare^—1.
[f. faint a. + -en⁵.]
trans. To make faint, depress, dispirit.

1612–5 Bp. Hall Contempl., N.T. ii. i, Thou wilt not be..absent..so long as to fainten the heart.

Oxford English Dictionary