economize
     v 1: use cautiously and frugally; "I try to economize my spare
          time"; "conserve your energy for the ascent to the
          summit" [syn: {conserve}, {husband}, {economise}] [ant:
          {waste}]
     2: spend sparingly, avoid the waste of; "This move will save
        money"; "The less fortunate will have to economize now"
        [syn: {save}, {economise}]