different between magnanimity vs leniency

English

From Middle French magnanimité, from Old French [Term?], from Latin magnanimit?s.

magnanimity (countable and uncountable, plural magnanimities)

The quality of being magnanimous; greatness of mind; elevation or dignity of soul.
That quality or combination of qualities, in character, which enables one to encounter danger and trouble with tranquility and firmness, to disdain injustice, meanness and revenge, and to act and sacrifice for noble objectives.

leniency (countable and uncountable, plural leniencies)

The quality of mercy or forgiveness, especially in the assignment of punishment as in a court case.
The convicted felon asked for leniency, but because the crime was so heinous the judge refused and gave the maximum sentence.
An act of being lenient.

Send