adjective
Definition: Having more than what is necessary; extra or available for use. It can also mean being thin or not having much excess.
Example: I always keep a spare tire in my car in case of emergencies.
intransitive verb
Definition: To be careful with resources or to avoid using something unnecessarily.
Example: He decided to spare some money for the trip next month.
noun
Definition: An extra item kept for use when needed, such as a replacement tire or a duplicate key.
Example: I always keep a spare tire in my car in case of emergencies.
transitive verb
Definition: To avoid causing harm or to save someone from experiencing something unpleasant.
Example: She decided to spare him the details of the difficult situation.