Validity vs. Validness — What's the Difference?

Well grounded; just

Well grounded; just

Producing the desired results; efficacious

Producing the desired results; efficacious

Having legal force; effective or binding

Having legal force; effective or binding

Containing premises from which the conclusion may logically be derived

Containing premises from which the conclusion may logically be derived

Correctly inferred or deduced from a premise

Correctly inferred or deduced from a premise

(Archaic) Of sound health; robust.

(Archaic) Of sound health; robust.

The state of being valid, authentic or genuine.

The state of being valid

State of having legal force.

The quality or state of being valid.

A quality of a measurement indicating the degree to which the measure reflects the underlying construct, that is, whether it measures what it purports to measure (see reliability).

The quality of having legal force or effectiveness

The genuinity - as distinguished from the efficacity or the regularity - of a sacrament as a result of some formal dispositions being fulfilled.

The quality or state of being valid; strength; force; especially, power to convince; justness; soundness; as, the validity of an argument or proof; the validity of an objection.

Legal strength, force, or authority; that quality of a thing which renders it supportable in law, or equity; as, the validity of a will; the validity of a contract, claim, or title.

Value.

The quality of being logically valid

The quality of having legal force or effectiveness