Prearranged
Definition 1 of 2

Future Intent
Shows intention for future action agreed upon beforehand.

Our prearranged plans for Saturday include a tour of the city.
Not Spontaneous
Indicates the event was organized earlier, not spontaneous or casual.

The prearranged celebration took months of preparation.
Commitment
Suggests a commitment or obligation that should be honored.

He couldn't join the game since he had a prearranged appointment with his dentist.
Compare with
coordinateorganizeplanpredeterminepreparescheduler
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