turbulence

nouns

unstable flow of a liquid or gas
turbulence, turbulency
is derived from
turbulent
instability in the atmosphere
turbulence
is a type of (narrower)
weather unsuitable for outdoor activities
bad weather, inclemency, inclementness
a state of violent disturbance and disorder (as in politics or social conditions generally)
"the industrial revolution was a period of great turbulence"
Sturm und Drang, turbulence, upheaval
is derived from
turbulent