2 adverbs to describe how to fallings

The next Motion is that of unfurling the Fan, in which [are ] comprehended several little Flirts and Vibrations, as also gradual and deliberate Openings, with many voluntary Fallings asunder in the Fan itself, that are seldom learned under a Month's Practice.

The next Motion is that of unfurling the Fan, in which are comprehended several little Flirts and Vibrations, as also gradual and deliberate Openings, with many voluntary Fallings asunder in the Fan itself, that are seldom learned under a Month's Practice.

2 adverbs to describe how to  fallings  - Adverbs for  fallings