reservation

As a verb hesitate

is to stop or pause respecting decision or action; to be in suspense or uncertainty as to a determination.

As a noun reservation is

reservation.

As nouns the difference between schedule and reservation

is that schedule is (obsolete) a slip of paper; a short note while reservation is reservation.

As a verb schedule

is to create a time-.

As nouns the difference between reservation and deviation

is that reservation is the act of reserving, withholding or keeping back while deviation is the act of deviating; a wandering from the way; variation from the common way, from an established rule, etc.; departure, as from the right course or the path of duty.

Reservation is a related term of coyness.

As nouns the difference between reservation and coyness

is that reservation is reservation while coyness is the property of being coy.

Reservation is a related term of backwardness.

As nouns the difference between reservation and backwardness

is that reservation is reservation while backwardness is the state of being backward.

Requirement is a related term of reservation.

As nouns the difference between requirement and reservation

is that requirement is a necessity or prerequisite; something required or obligatory while reservation is reservation.

As nouns the difference between promise and reservation

is that promise is an oath or affirmation; a vow while reservation is reservation.

As a verb promise

is to commit to something or action; to make an oath; make a vow.

Reservation is a related term of disapprobation.

As nouns the difference between reservation and disapprobation

is that reservation is reservation while disapprobation is an act or expression of condemnation or disapproval, especially on moral grounds.

Reservation is a related term of reservedness.

As nouns the difference between reservation and reservedness

is that reservation is reservation while reservedness is the characteristic of being reserved.

Reservation is a related term of shyness.

As nouns the difference between reservation and shyness

is that reservation is reservation while shyness is the quality of being shy; a fear of social interactions.