Improvised
Invented, composed, or done without preparing beforehand
Convoluted
Turned in or wound up upon itself; coiled; twisted
Taut
Tense; tight
Spasmodic
Sudden, violent, and temporary
Deftness
The quality of being skillful and nimble
Pent-up
Not expressed or released; held in
Reviling
Taking great pleasure
Unimpeded
Not obstructed; unblocked