COST-EFFECTIVE Antonyms

• unrestrained, especially with regard to feelings

• recklessly wasteful

• not practical; not workable or not given to practical matters

• not practical or realizable; speculative

• not producing desired results; wasteful

• lacking the ability or skill to perform effectively; inadequate

• very generous

• characterized by extravagance and profusion

• expend profusely; also used with abstract nouns

• inefficient in use of time and effort and materials

• wasteful of resources