Synonyms of effortless

Adjective

1. effortless (vs. effortful), facile, unforced, unstrained, easy

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

2. casual, effortless, easy (vs. difficult)

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

Definition and meaning of effortless (Dictionary)