欠 qiàn — deficient; owe; to lack; yawn
借了别人的钱,要记得早点儿还,别老欠着。Jiè le bié ren de qián, yào jì de zǎo diǎnr huán, bié lǎo qiàn zhe.When you borrow money, remember to pay it back early; do not keep owing it.
Common words: 拖欠 (tuō qiàn)、欠缺 (qiàn quē)、欠条 (qiàn tiáo)