unhurriedly

coolly easily peacefully serenely smoothly

sedately

collectedly composedly evenly motionlessly tranquilly unexcitedly

constantly continuously deliberately gently increasingly moderately progressively regularly steadily

bit by bit by degrees by installments imperceptibly in small doses inch by inch little by little perceptibly piece by piece piecemeal sequentially serially step by step successively

abruptly fastly intermittently suddenly

calmly casually deliberately gently gradually haltingly lazily nonchalantly

languidly leisurely

fast quickly rapidly