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Webster 1913 Edition

Verb.

[1st pref.

un-

pray

To revoke or annul by prayer, as something previously prayed for.

[R.]

Sir M. Hale.

unpray ‎(third-person singular simple present unprays, present participle unpraying, simple past and past participle unprayed)

To revoke or annul (something previously prayed for) by prayer.
- 1603, John Florio, translating Michel de Montaigne, Essayes, London: Edward Blount, OCLC 946730821, II.12:
  he found himselfe overwhelmed in the injoying of his desire, and being enrich't with an intolerable commoditie, he must now unpray his prayers […].
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