[f. as prec. + -NESS.] The quality or condition of being substantive; independent or self-existent character.
1837. Colebrooke & Wilson, Sánkhya Káriká, 44. Self-support, substantiveness, entireness.
1845. Newman, Ess. Developm., 33. Their contrariety, when explained, is an argument for its substantiveness and integrity. Ibid., 43. The Conference Connexion remains the representative of the Wesleyan ideas; in its gradual independence and growing substantiveness [etc.].
1893. Daily News, 14 Feb., 4/3. The masculine substantiveness of the character of the people.