NOT RIGHT TO CONFLATE THEM:

Word of the Day (Dictionary.com November 18, 2004)

clerisy \KLER-uh-see\, noun:
The well educated class; the intelligentsia. [...]

Clerisy is from German Klerisei, "clergy," from Medieval Latin
clericia, from Late Latin clericus, "priest," from Late Greek
klerikos, "belonging to the clergy," from Greek kleros,
"inheritance, lot," in allusion to Deuteronomy 18:2
("Therefore shall they have no inheritance among their
brethren: the Lord is their inheritance, as he hath said unto
them").