| Word | Definitions | Synonyms |
|---|---|---|
| tautness | (noun) lack of movement or room for movement | Synonyms: tightness |
| (noun) the physical condition of being stretched or strained | Synonyms: tenseness, tension, tensity | |
| tautog | (noun) large dark-colored food fish of the Atlantic coast of North America | Synonyms: blackfish, Tautoga onitis |
| tautology | (noun) useless and pointless repetition | - |
| (noun) (logic) a statement that is necessarily true | - |