penitential
adj. 后悔的,忏悔的,苦行赎罪的
Penitential means expressing deep sorrow and regret at having done something wrong.
...penitential psalms.
悔过诗
1. of or relating to penitence or penance;
2. showing or constituting penance;
The word also had a penitential meaning.
这个字也有悔罪的意思.