See thrifty in Webster's New World Roget's A-Z Thesaurus II
adjective
Careful in the use of material resources:
canny, chary, economical, frugal, provident, prudent, saving, Scotch, sparing. See careful, saveImproving, growing, or succeeding steadily:
booming, boomy, flourishing, prospering, prosperous, roaring, thriving. See thrive
Learn more about thrifty