N. intelligibility, clearness, explicitness, lucidity, comprehensibility, perspicuity, legibility, plain speaking, precision, θωνᾶντα συνετοῖσι, a word to the wise

V. be intelligible, speak for itself, speak volumes, tell its own tale, lie on the surface, render intelligible, popularize, simplify, clear up, elucidate, understand, comprehend, take, take in, catch, grasp, follow, collect, master, make out, see with half an eye, see daylight, see one's way, enter into the ideas of, come to an understanding

Adj. intelligible, clear, clear as day, clear as noonday, lucid, perspicuous, transpicuous, luminous, transparent, easily understood, easy to understand, for the million, intelligible to the meanest capacity, popularized, plain, distinct, explicit, positive, definite, graphic, expressive, illustrative, unambiguous, unequivocal, unmistakable, unconfused, legible, recognizable, obvious

Adv. in plain terms, in plain words, in plain english

Phr. he that runs may read