"Reserve" is a word in ENGLISH

That which is reserved, or kept back, as for future use.

The act of reserving, or keeping back; reservation.

That which is excepted; exception.

Funds kept on hand to meet liabilities.

Restraint of freedom in words or actions; backwardness;
caution in personal behavior.

To make an exception of; to except.

To keep back; to retain; not to deliver, make over, or
disclose.

A body of troops in the rear of an army drawn up for
battle, reserved to support the other lines as occasion may require; a
force or body of troops kept for an exigency.

A tract of land reserved, or set apart, for a particular
purpose; as, the Connecticut Reserve in Ohio, originally set apart for
the school fund of Connecticut; the Clergy Reserves in Canada, for the
support of the clergy.

Hence, to keep in store for future or special use; to
withhold from present use for another purpose or time; to keep; to
retain.