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

adverb

so as to be out of the way of or away from.

he leapt clear of the car

away from,apart from,beyond,at a distance from,at a safe distance from,out of contact with

verb

remove an obstruction or unwanted item or items from.

the drive had been cleared of snow

empty,void,free,rid,strip,unload,unburden,unblock,unclog,unstop,remove,take away,carry away,move,shift,tidy away/up