expiable
expiate
expiation
expiatory
impiety
impious
impiously
impiousness
inexpiable
inexpiableness
inexpiably
Philosophia pietati ancillans.
Philosophy in service to piety.
Motto of Hanover College, Hanover, Indiana, USA.
Pietas et justitia principatus columnae.
Piety and justice are the supports of government.
Motto of Adolf Friedrich I, Duke of Mecklenburg-Schwerin (1588-1658).
Pietas parentum.
Filial affection.
Motto of St. Edward's School, Oxford, U.K.
Pietate, legibus, justitia.
By piety, by prudence and by justice.
Motto of Friedrich I, Duke of Saxony-Gotha and Altenburg (1646-1691).