turbulent

Characterised by conflict, disorder, or confusion; moving in an irregular, disturbed way.

• turbulence/ˈtɜːbjʊləns/(n)动荡；气流颠簸
• turbulently/ˈtɜːbjʊləntli/(adv)动荡地

• turbulent period
• turbulent times
• turbulent relationship
• air turbulence
• turbulent waters
• turbulent history

1. 1.The company has navigated a turbulent few years with multiple leadership changes and a global downturn. (business)
2. 2.Passengers were asked to fasten their seatbelts as the plane entered an area of severe turbulence. (aviation)

• volatile/ˈvɒlətaɪl/— liable to change suddenly and unpredictably
• chaotic/keɪˈɒtɪk/— in a state of complete disorder
• stormy/ˈstɔːmi/— full of anger or conflict

from Latin "turbulentus" = full of commotion, from "turba" = crowd, disturbance