wastefulness
🇺🇸
/ˈweɪstflnəs/
🇬🇧
/ˈweɪstflnəs/
using more of something than needed
Her wastefulness with money was a constant source of worry for her family.
그녀의 돈에 대한 낭비는 가족에게 끊임없는 걱정의 원인이었습니다.