clearest

klɪə

adjective

easy to perceive, understand, or interpret.

clear and precise directions

understandable,comprehensible,intelligible,easy to understand,plain,direct,uncomplicated,explicit,lucid,perspicuous,coherent,logical,distinct,simple,straightforward,clearly expressed,unambiguous,clear-cut,crystal clear,accessible,user-friendly,in words of one syllable,Anglo-Saxon