perturb C2+

/pɚˈtɝb/ to make anxious or unsettled; to disturb a system slightly

turbid C2+

/ˈtɜrbɪd/ cloudy or muddy from stirred-up sediment; confused or unclear

turbine C2+

/ˈtɜːrbaɪn/ a rotary engine driven by a flow of water, steam, gas, or air