Similar word to intelligible:
apprehensible, clear, comprehensible, distinct, fathomable, graspable, knowable, lucid, luminous, obvious, open, plain, unambiguous, unequivocal, unmistakable
apprehensible, clear, comprehensible, distinct, fathomable, graspable, knowable, lucid, luminous, obvious, open, plain, unambiguous, unequivocal, unmistakable