1. the quality of being honest and having strong moral principles; moral uprightness, adherence to moral and ethical principles; soundness of moral character; honesty.
2. the state of being whole, entire, or undiminished:
3. a sound, or unimpaired, condition
||honesty, probity, rectitude, honor, good character, principle(s), ethics, morals, righteousness, morality, virtue, decency, fairness, scrupulousness, sincerity, truthfulness, trustworthiness
Source: www.dictionary.com, https://www.merriam-webster.com/dictionary/integrity