Mispay vs Missay - What's the difference?

As verbs the difference between mispay and missay

is that mispay is to pay incorrectly, or to the wrong person while missay is to speak ill of (someone).

To pay incorrectly, or to the wrong person.

(obsolete) To dissatisfy.

(archaic) To speak ill of (someone).

(obsolete) To say something erroneous; to speak wrongly.

*1590 , (Edmund Spenser), The Faerie Queene , III.2:

*:The worde gone out she backe againe would call, / As her repenting so to have missayd [...].