preengagement

From pre- +‎ engagement.

preengagement (plural preengagements)

1. Prior engagement or obligation, for example by contract or promise.
   • 1650s-1660s', Robert Boyle, Some Specimens of an Attempt to make Chymical Experiments Useful to Illustrate the Notions of the Corpuscular Philosophy

     My pre-engagements to other themes were not unknown to those for whom I was to write.

   unchangeable preengagement

• “preengagement”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.