economical

Synonyms: avaricious canny chary circumspect close closefisted cost-effective curmudgeonly efficient frugal meager mean methodical miserly money-saving niggardly on the rims parsimonious penny-pinching pennywise penurious practical provident prudent prudential saving scrimping skimping spare sparing stingy thrifty tight time-saving unwasteful watchful work-saving

Antonyms: careless expensive uncareful uneconomical wasteful

Synonyms: bought for a song cheap cost next to nothing cost nothing cut rate dime a dozen dirt cheap dog cheap fair low low-priced low tariff marked down moderate modest on sale quite a buy reasonable reduced sound steal

Antonyms: expensive uneconomical unreasonable