indebted
词根词缀：
debenture n. 借据；债券
deb 欠债 + en 使… + ture 行为，行为的结果，与行为有关之物 → 借据；债券
debit n. 借方；借项
deb 欠债 + it → 借方；借项
debt n. 债务
deb 欠债 + t → 债务
debtee n. 债权人，债主
debt 债务 + ee 表人 → 债权人，债主
debtor n. 债务人
debt 债务 + or 表名词 → 债务人
indebted adj. 负债的；感激的
in 使… + debt 债务 + ed 表形容词 → 负债的；感激的
数据来源：新东方英语词汇速记大全
相关例句：
I am deeply indebted to him for his help.
我非常感激他对我的帮助。
Most of his colleagues have been indebted to him for his assistance.
他的大多数同事得到过他的帮助，对他很感激。
I am really very much indebted to you.
我真是非常过意不去。
America's treasury secretary identified the most heavily indebted countries.
美国财政部长指出了负债最多的那些国家。
There is a real risk of seeing countries which have benefited from debt relief become heavily indebted once more.
看到那些受益于债务减免的国家再次负债累累，这确实很危险。
Suddenly I realize that it is an indebted heart.
突然，我明白了，那就是感恩。