feel remorse / regret / repent
(bound form) to feel remorse / (bound form) scripture read to atone for sb's sins (from Sanskrit "ksama")

懺 character breakdown

Kangxi radical 61 (心) as a vertical side element

Looks a bit like a flail.
wild onions or leeks

Characters with 懺 as component

懺 is not used as a component in another character.

Words with 懺

to repent / (religion) to confess
to confess / to repent / remorse / repentance / penitent / confession (Buddhism)
to hold a daytime Buddhist mass; (of a monk or nun) to read scripture to atone for sb's sins

Sentences with 懺

懺 currently does not appear in any sentence.