adj. easy and not involved or complicated; "an elementary problem in statistics"; "elementary, my dear Watson"; "a simple game"; "found an uncomplicated solution to the problem"

adj. requiring or apparently requiring no effort; "the swallows glided in an effortless way through the busy air"

adj. having few parts; not complex or complicated or involved; "a simple problem"; "simple mechanisms"; "a simple design"; "a simple substance"

adj. performing adroitly and without effort; "a facile hand"

adj. free from cloudiness; allowing light to pass through; "clear water"; "clear plastic bags"; "clear glass"; "the air is clear and clean"

adj. not showing effort or strain; "a difficult feat performed with casual mastery"; "careless grace"

adj. not burdensome or demanding; borne or done easily and without hardship; "what a cushy job!"; "the easygoing life of a parttime consultant"; "a soft job"

adj. lacking obstructions or difficulties; "the bill's path through the legislature was smooth and orderly"

adj. made easy or uncomplicated

adj. not easy; requiring great physical or mental effort to accomplish or comprehend or endure; "a difficult task"; "nesting places on the cliffs are difficult of access"; "difficult times"; "a difficult child"; "found himself in a difficult situation"; "why is it so hard for you to keep a secret?"

adj. hard to manage; inclined to make trouble: "a difficult child"

adj. causing vexation or worry: "trying times"; "serious problems"