Same word as cognizability:

accuracy, articulateness, brightness, certainty, cognizability, comprehensibility, conspicuousness, decipherability, definition, directness, distinctness, evidence, exactitude, exactness, explicability, explicitness, intelligibility, legibility, limpidity, limpidness, lucidity, manifestness, obviousness, openness, overtness, palpability, penetrability, perceptibility, perspicuity, plainness, precision, prominence, purity, salience, simplicity, tangibility, transparency, unambiguity, unmistakability