( In the lat. -tas, - atis ).1 suf. Means ' 39 quality; in abstract nouns derived from adjectives. If the adjective base is bisílabo, usually take the form - age. Mocedad, short-sightedness, stubbornness. Also take it finished adjectives in - io. Dirt, compulsory, precarious. If the adjective is more than two syllables, making, in general, the way - idad. Outrage, hearty, effectiveness. The form - dad only appears behind l or n. lightness, evil, ruindad. When - dad applies to verbal adjectives in - ble, form finished derivatives - liability. Guilt.