From Wiktionary, the free dictionary
Non-Sino-Vietnamese reading of Chinese 除 (“to eliminate; to remove; to divide”, SV: trừ).
chừa • (𫫜, 儲, 徐)
- to leave (a portion for); to save; to reserve; to spare
- to give up (a bad habit); to abstain from; to quit
- chừa thuốc lá ― to quit smoking