Regret

A feeling of sadness, disappointment, or remorse.

Regret is a feeling of sadness, disappointment, or remorse about something one has done or failed to do.

/rɪˈɡret/

From Old French regret, from Latin retractare 'to look back on, reconsider', from re- + tractare 'to draw back'.

remorse sorrow repentance

contentment satisfaction

emotion feeling

guilt disappointment

human experience emotional state

emotion psychological state