remordimiento
/remoɾdiˈmjento/ · B2 · noun · m
compunction
😔 re- + mordi- (bite): conscience bites you again and again
Remordimiento comes from Latin re-mordere, 'to bite again'. Remorse is guilt that keeps biting back after the deed, like the English cousin 'remorse'. Link 'mord-' with 'mordisco' (a bite) in Spanish.