The term penalty is in law mostly applied to a pecuniary punishment.
Bill of pains and penalties. See under Bill. -- On, or Under, penalty
of, on pain of; with exposure to the penalty of, in case of
transgression.
Pen"ance (?), n. [OF. penance, peneance, L. paenitentia repentance. See
Penitence.] 1. Repentance. [Obs.] Wyclif (Luke xv. 7).
2. Pain; sorrow; suffering. [Obs.] "Joy or penance he feeleth none."
Chaucer.
3. (Eccl.) A means of repairing a sin committed, and obtaining pardon
for it, consisting partly in the performance of expiatory rites, partly
in voluntary submission to a punishment corresponding to the
transgression. Penance is the fourth of seven sacraments in the Roman
Catholic Church. Schaff- Herzog Encyc.
And bitter penance, with an iron whip.
Spenser.