Spare (?), v. i. 1. To be frugal; not to be profuse; to live frugally; to be parsimonious.
I, who at some times spend, at others spare,
Divided between carelessness and care. Pope.
2. To refrain from inflicting harm; to use mercy or forbearance.
He will not spare in the day of vengeance. Prov. vi. 34.
3. To desist; to stop; to refrain. Chaucer.