| a. | 1. | Making no effort. |
| 2. | requiring little or no effort; |
| Adj. | 1. | effortless - requiring or apparently requiring no effort; "the swallows glided in an effortless way through the busy air" Antonyms: effortful - requiring great physical effort |
| 2. | effortless - not showing effort or strain; "a difficult feat performed with casual mastery"; "careless grace" Synonyms: casual |