Synonyms: husband, conserve, economise, economize
Definition: use cautiously and frugally
Usage: I try to economize my spare time; conserve your energy for the ascent to the summit
Definition: to keep up and reserve for personal or special use
Usage: She saved the old family photographs in a drawer
Synonyms: save, economise, economize
Definition: spend sparingly, avoid the waste of
Usage: This move will save money; The less fortunate will have to economize now