proof in Portuguese

Suffix added to a noun to form an adjective denoting imperviousness to that noun.

Suffix added to a noun to form an adjective denoting imperviousness to that noun.

(countable) An effort, process, or operation designed to establish or discover a fact or truth; an act of testing; a test; a trial.

The quality or state of having been proved or tried; firmness or hardness which resists impression, or does not yield to force; impenetrability of physical bodies.