He was spare, but discreet of speech.
Carew.
3. Being over and above what is necessary, or what must be used or
reserved; not wanted, or not used; superfluous; as, I have no spare
time.
If that no spare clothes he had to give.
Spenser.
4. Held in reserve, to be used in an emergency; as, a spare anchor; a
spare bed or room.