(n.) The quality or state of being intelligible; clearness; perspicuity; definiteness.

clarity clear coast clear road ease easiness easy going effortlessness expressiveness facileness facility freedom highroad interpretability lack of hindrance meaningfulness meatiness pithiness plain sailing plane sailing pregnancy readability royal road sententiousness significance significancy significantness simplicity smooth road smooth sailing smoothness straight sailing suggestiveness uncomplexity uncomplicatedness