IPA: /ˈtɜːrbjʊlənsi/
KK: /tɜrˈbjuːlənsɪ/
A state of disturbance or disorder, often characterized by irregular motion or agitation, especially in fluids or air.
The plane experienced a lot of turbulency during the storm, making the flight quite uncomfortable.
Turbulency → It is formed from "turbulent" (from Latin "turbulentus", meaning full of commotion or disorder) and the suffix "-cy" (meaning the state or condition of). The word "turbulency" refers to the state of being turbulent or chaotic.
Think of 'turbulent' as describing a state of disorder or commotion, and remember that 'turbulency' means the condition of being turbulent.