Correct

枉费

/ wǎngfèi /
Strokes

Definition

to waste (one's breath, one's energy etc)/to try in vain

Example

As a Verb

waste; try in vain; be of no avail

1
Wǎngfèi
枉费
le
父母
de
piān
xīn
苦心

a waste of one's parents'efforts

2
Wǎngfèi
枉费
qiáncái
钱财

throw away good money for nothing

3
Wǎngfèigōng
枉费工夫

waste time and energy; flog a dead horse

4
Wǎngfèi
枉费
chúnshé
唇舌

waste one's breath; be a mere waste of breath