Integrity

Per dictionary.com

in·teg·ri·ty

/ɪnˈtɛgrɪti/ Show Spelled [in-teg-ri-tee] Show IPA

noun

1.

adherence to moral and ethical principles; soundness of moral character; honesty.

2.

the state of being whole, entire, or undiminished: to preserve the integrity of the empire.

3.

a sound, unimpaired, or perfect condition: the integrity of a ship's hull.

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Origin:
1400–50; late Middle English integrite

Synonyms
1. rectitude, probity, virtue. See honor.

Antonyms
1. dishonesty.