ef ‧ fort ‧ less /ˈefətləs $ ˈefərt-/ BrE AmE adjective
[ Word Family: noun : ↑ effort ; adverb : ↑ effortlessly ; adjective : ↑ effortless ]
something that is effortless is done in a very skilful way that makes it seem easy:
Alexei rose to his feet with a single effortless movement.
—effortlessly adverb :
He dived effortlessly into the turquoise water.