What is the meaning of Sparen?

definite singular of spar

definite singular of spare

to spare, leave untouched

to save up

to save up; to accumulate, to put aside (for a specific purpose)

to save, to conserve (for example energy)

to save, be able to save (as unnecessary or useless), keep something to oneself

to save, to spare (from effort, an unpleasant or unnecessary task)

Source: wiktionary.org