'efərtlɪs /'efət- adj. +requiring or apparently requiring no effort +not showing effort or strain
easy (as pie or as A, B, C, or as 1, 2, 3), simple, painless, smooth, trouble-free, uncomplicated:
She admired the apparently effortless grace of the dancer.
Advanced English Dictionary
+adjective needing little or no effort, so that it seems easy: She dances with effortless grace. + He made playing the guitar look effortless. effortlessly adverb: Your presentation must move effortlessly from one point to the next.