Integrity, Principled Ethics
Puzzle 15 of Valuable Things Hard Pack
Question is: Integrity, Principled Ethics
and the answer is: MORALITY
Word Meaning:
MORALITY — (uncountable) Recognition of the distinction between good and evil or between right and wrong; respect for and obedience to the rules of right conduct; the mental disposition or characteristic of behaving in a manner intended to produce morally good results.
Definitions from Wiktionary.