roil

• Verbe signifiant rendre un liquide trouble ou opaque en agitant son dépôt, ou troubler, agiter ou exciter quelqu'un ou quelque chose.

A verb meaning to make a liquid muddy or cloudy by stirring up sediment, or to disturb or agitate someone or something.

1. To become agitated or disturbedC2formal

   To be in a state of agitation, disturbance, or turmoil.

   Devenir agité ou troublé

   • The crowd roiled with anger after the announcement.
   • His emotions roiled beneath a calm exterior.
   • The political situation roiled for months.

   Synonymesboilchurnseetheswirltossturbid

   Antonymescalmcomposesettle

2. To make a liquid muddy or turbidC2formal

   To stir up the sediment in a liquid, making it cloudy or muddy.

   Troubler (un liquide)

   • The heavy rain roiled the river, turning it brown.
   • He roiled the pond by wading through it.
   • The storm roiled the waters of the lake.

   Synonymesagitatechurnclouddisturbmuddlemuddy

   Antonymesclarifypurify