contrite
词根词缀：
attrition n. 摩擦；消耗
at 表加强 + trit 摩擦 + ion 表名词 → 摩擦；消耗
contrite adj. 悔恨的
con 加强 + trit 摩擦 + e →〔身心〕一再受到摩擦 → 悔恨的
detriment n. 损害
de 毁 + tri〔= trit〕摩擦 + ment 表名词 → 磨坏了 → 损害
trite adj. 陈腐的
trit 摩擦 + e → 像被磨破了一样 → 陈腐的
数据来源：新东方英语词汇速记大全
相关例句：
By the time they reached home she was contrite and spiritless.
他们到家的时候，她心里懊悔不已，人也变得没精打采。
I came too late, a contrite Mr Ma told survivors.
我来晚了，马英九悔恨地对幸存者表示。
Most brands, faced with the ire of the most powerful media force in China, tend to be contrite, make apologies, offer refunds – and hope to move on.
多数品牌在面对中国最强大媒体势力的攻击时，倾向于表示懊悔，道歉，提供退款&并希望尽快翻过这一页。
Sadly, for Japan, it is the victims, not the perpetrators, who determine when the perpetrator is sufficiently contrite.
但不幸的是，对日本来说，评判肇事者何时才算充分悔悟的人是受害者，而不是肇事者自己。
I want to seem properly contrite for having gotten you into this golf match.
我要表现出非常懊悔的让你参加这高尔夫比赛。
I tried to look contrite.
我尽量显出歉疚的样子。