-acity
(Latin: a suffix; quality of)
A suffix that forms nouns of quality or state. There are hundreds of other -acity suffixes; however, the following will present significant examples.
tenacity
1. Holding firmly, persistent.
2. The quality of retaining what is held, physically or mentally; firmness of hold or attachment; firmness of purpose, persistence, obstinacy.
veracity
1. The truth, accuracy, or precision of something.
2. The truthfulness or honesty of a person.
3. A truth or true statement.
4. The quality or character in persons of speaking or stating the truth; habitual observance of the truth; truthfulness, veraciousness.
vivacity
1. Lively, filled with animation and spirit.
2. Liveliness and high-spiritedness.
voracity
The quality or character of being voracious; greediness in eating.