Obs. [f. as prec. + -NESS.] The quality of being constant, constancy; steadfastness, firmness, fortitude; fidelity.
1530. Palsgr., 208. Constantnesse, constance.
1571. Golding, Calvin on Ps. iii. 5. To encourage all godly folke to the like constantnesse.
1581. Mulcaster, Positions, xliii. (1887), 280. For constantnesse to be an ancker for leuitie to ride at.
1651. Walton, in Reliq. Wotton. (1672), 138. That requires Validity of Body or Constantness of Mind.