The quality or condition of being honest; integrity.
The state, quality, or fact of being valid in law or in argument, proof, authority, etc.
A true statement:
The quality or state of being of sound moral principle; uprightness, honesty, and sincerity
The quality or state of being sincere; honesty, genuineness, good faith, etc.
Exact conformity to truth, or to a rule or model; degree of conformity of a measure to a true or standard value.
Find another word for truthfulness. In this page you can discover 18 synonyms, antonyms, idiomatic expressions, and related words for truthfulness, like: honesty, truth, validity, veracity, rightness, frankness, true, integrity, sincerity, realness and genuineness.