-ity
(Latin: suffix used to form abstract nouns expressing act, state, quality, property, or condition corresponding to an adjective)
lucidity, lucidness
The quality or condition of being lucid; brightness, luminosity; now chiefly figuratively, intellectual clearness; transparency of thought or expression.
lugubriosity
Mournfulness; the underlying idea seems to be of breaking down emotionally.
luminosity
1. The state or quality of being luminous.
2. The energy radiated per second by a celestial body; such as, a star.
3. The visual perception of the extent to which an object emits light.
4. The fact or process of giving off light; the quality of an object that produces light.
majority
1. The greater part or number; the number larger than half the total (opposed to minority): the majority of the population.
2. A number of voters or votes, jurors, or others in agreement, constituting more than half of the total number.
3. The amount by which the greater number, as of votes, surpasses the remainder (distinguished from plurality).
4. The party or faction with the majority vote.
5. The state or time of being of full legal age: to attain one's majority.
6. The military rank or office of a major.
malignity
1. Wicked and deep-rooted ill-will or hatred; intense and persistent desire to cause suffering to another person; propensity to this feeling.
2. A reference to diseases or wounds; malignant character, malignancy.
3. The condition or quality of being highly dangerous or injurious; deadliness.
masculinity
1. The quality or condition of being masculine.
2. Things characteristic of the male sex.
mediocrity
1. Moderate to inferior in quality; ordinary.
2. The quality or condition of being mediocre; specifically, a moderate or average degree of mental ability, talents, skill, etc.; average capacity, endowment, or accomplishment. Also: that which is mediocre. Now chiefly with disparaging implications, the opposite of excellence or superiority.
3. More generally: the quality or condition of being intermediate between two extremes; an intermediate state or condition. Formerly also: a quality, position, etc., equally removed from two opposite extremes; a mean.
4. A middle course of action; measured conduct or behavior; moderation, temperance.
5. The possession of attributes in a medium or moderate degree; a moderate degree or rate, average quality or amount; moderate condition.
meliority
The state or quality of being better; melioration.
mendacity (s), mendacities (pl)
1. The quality of being mendacious; or the tendency or disposition to lie or to deceive.
2. Habitual lying or deceiving.
mentality
1. Mental capacity or endowment; such as, a person of average mentality.
2. The set of one's mind; view; outlook; as, a liberal mentality.
3. A habitual or characteristic mental attitude that determines how a person will interpret and respond to situations; outlook, mindset.
monstrosity
1. In medicine, great congenital deformity; a monster or teratism.
2. An object, animal, or person that is very unpleasant or frightening to look at, often because it is large and strangely shaped.
mordacity
1. The quality of being mordacious.
2. A disposition to biting or a sarcastic quality.
moronity
A mild mental retardation.
multiplicity
1. A considerable number or variety.
2. The state of being multiple or varied.
nebulosity
1. Nebulous or having an indistinctly luminous appearance; a faintly luminous patch or mass.
2. Nebulous state or form; matter in a nebulous condition.
3. Cloudiness; indistinctness.