wasteful

英['weɪstfʊl;-f(ə)l] 美['westfl]

1. inefficient in use of time and effort and materials;

"a clumsy and wasteful process"

"wasteful duplication of effort"

"uneconomical ebb and flow of power"

2. tending to squander and waste

3. laying waste;

"when wasteful war shall statues overturn"- Shakespeare