| absence of difficulty |
| at the drop of a hat(expression, idiom, freely, immediately, easily) |
| cheerfully(freely, immediately, easily, gladly, promptly) |
| eagerly(freely, immediately, easily, gladly, promptly) |
| easily(freely, immediately, readily, gladly, promptly) |
| facilely(freely, immediately, easily, readily, gladly) |
| freely(immediately, easily, gladly) |
| gladly(freely, immediately, easily, promptly) |
| hands down(expression, freely, immediately, easily, gladly) |
| hasty(fast, quick, brisk, swift, highpowered) |
| immediately(freely, easily, promptly) |
| in a jiffy |
| in no time(expression, idiom, freely, immediately, easily) |
| lightly(freely, immediately, easily, gladly) |
| no sweat(expression, freely, immediately, easily, readily) |
| nothing to it(expression, idiom, freely, immediately, easily) |
| piece of cake(expression, idiom, freely, immediately, easily) |
| quickened(fast, quick, brisk, hasty, swift) |
| quickly effortlessly(expression, freely, immediately, easily, gladly) |
| rapid(adjective, fast, quick, showy, swift) |