unwasteful

cost-effective efficient practical prudent

avaricious canny chary circumspect close closefisted curmudgeonly frugal meager mean methodical miserly money-saving on the rims parsimonious penny-pinching penny-wise penurious provident prudential saving scrimping skimping spare sparing stingy thrifty tight time-saving watchful work-saving

inefficient

careless uncareful uneconomical unreasonable wasteful

canny careful meticulous prudent stingy thrifty

abstemious chary conserving discreet meager mingy parsimonious penny-pinching penny-wise preserving provident saving scrimping sparing spartan tight tightwad wary

careless incautious spendthrift wasteful

generous lavish spendthrifty uneconomical

canny cautious discreet economical expedient far-sighted foresighted judicious penny-pinching politic prepared prudent sagacious saving shrewd sparing thrifty tight vigilant well-prepared wise

careless improvident spendthrift wasteful

close mean saving

avaricious canny chary cost-conscious frugal humane money-conscious parsimonious provident prudent stewardly stingy thrifty tight tight-fisted tolerant ungiving wary

generous

careless lavish spendthrift uncareful

frugal prudent stingy

canny careful chary cheap chintzy close close-fisted conserving mean parsimonious penny-pinching preserving provident saving scrimpy sparing steal tight

generous wasteful

extravagant spendthrift uneconomical

attentive circumspect considerate distrustful frugal leery prudent suspicious vigilant watchful

alert cagey calculating canny chary discreet doubting gingerly guarded handling with kid gloves heedful keeping on one's toes on guard on the lookout on the qui vive provident safe saving sly sparing thinking twice thrifty walking on eggs watching one's step watching out wide-awake

careless certain inattentive incautious inconsiderate indiscreet negligent

foolish heedless rash reckless