perseverance β steady persistence in a course of action, a purpose, a state, etc., especially in spite of difficulties, obstacles, or discouragement.
steadfastness β fixed in direction; steadily directed: a steadfast gaze.
steadiness β firmly placed or fixed; stable in position or equilibrium: a steady ladder.
trustworthiness β deserving of trust or confidence; dependable; reliable: The treasurer was not entirely trustworthy.
truthfulness β telling the truth, especially habitually: a truthful person.
adherence β Adherence is the fact of adhering to a particular rule, agreement, or belief.
allegiance β Your allegiance is your support for and loyalty to a particular group, person, or belief.
ardour β Ardour is a strong, intense feeling of love or enthusiasm for someone or something.
fealty β History/Historical. fidelity to a lord. the obligation or the engagement to be faithful to a lord, usually sworn to by a vassal.
fidelity β strict observance of promises, duties, etc.: a servant's fidelity.
firmness β not soft or yielding when pressed; comparatively solid, hard, stiff, or rigid: firm ground; firm texture.
honesty β the quality or fact of being honest; uprightness and fairness.
honour β to hold in honor or high respect; revere: to honor one's parents.
honor β honesty, fairness, or integrity in one's beliefs and actions: a man of honor.
integrity β adherence to moral and ethical principles; soundness of moral character; honesty.
love β a profoundly tender, passionate affection for another person.
loyalty β the state or quality of being loyal; faithfulness to commitments or obligations.
permanence β the condition or quality of being permanent; perpetual or continued existence.
principle β an accepted or professed rule of action or conduct: a person of good moral principles.
regularity β usual; normal; customary: to put something in its regular place.
resolution β a formal expression of opinion or intention made, usually after voting, by a formal organization, a legislature, a club, or other group. Compare concurrent resolution, joint resolution.
stability β the state or quality of being stable.
staunchness β firm or steadfast in principle, adherence, loyalty, etc., as a person: a staunch Republican; a staunch friend.
surety β security against loss or damage or for the fulfillment of an obligation, the payment of a debt, etc.; a pledge, guaranty, or bond.
tenacity β the quality of being tenacious, or of holding fast; persistence: the amazing tenacity of rumors.
trustiness β able to be trusted or relied on; trustworthy; reliable.
uniformity β the state or quality of being uniform; overall sameness, homogeneity, or regularity: uniformity of style.
zeal β fervor for a person, cause, or object; eager desire or endeavor; enthusiastic diligence; ardor.
unfailing β not failing; not giving way; not falling short of expectation; completely dependable: an unfailing friend.