Synonyms and related words :
appreciable, apprehensible, articulate, ascertainable, clear-cut, cognizable, comprehensible, conceivable, discernible, discoverable, distinguishable, easily understood, easy to understand, exoteric, fathomable, graspable, intelligible, knowable, lay, lucid, luminous, penetrable, perceptible, plain, plumbable, popular, prehensible, readable, recognizable, scrutable, seizable, simple, straightforward, unambiguous