See effortless in Webster's New World Roget's A-Z Thesaurus II
adjective
Posing no difficulty:
easy, facile, simple, smooth. (Informal) snap. Idioms: easy as ABC, easy as falling off a log, easy as one-two-three, easy as pie, like taking candy from a baby, nothing to it. See easyMarked by facility, especially of expression:
easy, flowing, fluent, fluid, graceful, smooth. See style
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