| flow(noun, action, act, movement, beat) |
| fluctuating |
| frequency band |
| full swing(noun, expression, action, act, movement) |
| fumbling(noun, delay, weakness, doubt, uncertainty) |
| gesticulation(noun, action, act, movement, sign) |
| gesture(noun, action, act, movement, sign) |
| guesswork(noun, trouble, concern, anxiety, confusion) |
| hemming and hawing(noun, expression, idiom, delay, weakness) |
| hertz |
| heterodyne |
| high sign(noun, expression, action, act, movement) |
| imbalance(noun, anxiety, weakness, uncertainty, unpredictability) |
| incessancy |
| inclination(noun, action, act, movement, sign) |
| inconclusiveness(noun, trouble, concern, anxiety, confusion) |
| inconsistency(noun, anxiety, weakness, uncertainty, shake) |
| inconstancy(noun, anxiety, weakness, uncertainty, variation) |
| indecision(noun, trouble, concern, delay, anxiety) |
| indecisiveness(noun, delay, weakness, doubt, uncertainty) |