"Soothness" is a word in ENGLISH

One who believes; one who is persuaded of the truth or reality of some doctrine, person, or thing.

A fluctuation of mind arising from defect of knowledge or evidence; uncertainty of judgment or mind; unsettled state of opinion …

Reality; actuality; truth; as, he, in fact, excelled all the rest; the fact is, he was beaten.

Not according with truth or reality; not true; fitted or likely to deceive or disappoint; as, a false statement.

In reality; in truth; in fact; verily; truly; -- used in a variety of sense. Esp.: (a) Denoting emphasis; as, …

Conformity to truth and reality in expressing opinions and in conduct; fair representation of facts respecting merit or demerit; honesty; …

Appearance of truth or reality; probability; verisimilitude.

Conformed to truth or reality

That which is or appears probable; anything that has the appearance of reality or truth.

The quality or state of being probable; appearance of reality or truth; reasonable ground of presumption; likelihood.

To evince, establish, or ascertain, as truth, reality, or fact, by argument, testimony, or other evidence.

In a real manner; with or in reality; actually; in truth.

Having a semblance, whether with or without reality; apparent; specious; befitting; as, seeming friendship; seeming truth.

Truth; reality.

The quality of being true; reality; genuineness; faithfulness; sincerity; exactness; truth.

In fact; in deed; in reality; in truth.

That which is true or certain concerning any matter or subject, or generally on all subjects; real state of things; …

The quality or being true; as: -- (a) Conformity to fact or reality; exact accordance with that which is, or …

túud {1} particle indicating agreement with an explanation or after being reminded. Túud nu, pídi man diay run, Thats right, …

where ln reality; when in truth or in point of fact Cro. Ellz. 645; Cro. Jac. 4