roil

verb

ˈrȯi(-ə)l 

 transitive sense 2 is also  ˈrī(-ə)l

roiled; roiling; roils

transitive verb

1

a

: to make turbid by stirring up the sediment or dregs of

b

: to stir up : disturb, disorder

2

: rile sense 1

intransitive verb

: to move turbulently : be in a state of turbulence or agitation

conflicting emotions roiling inside her

Synonyms

• boil
• churn
• moil
• seethe

Examples of roil in a Sentence

Financial markets have been roiled by the banking crisis.

the waters of the gulf tossed and roiled as the hurricane surged toward the shore

Recent Examples on the Web

Curbing the central bank’s ability to set interest rates without direct White House influence would be legally and politically tricky, and tinkering with the Fed so overtly could roil the very stock markets that Mr. Trump has frequently used as a yardstick for his success. —Jeanna Smialek, New York Times, 23 May 2024

Bitter debates over the lack of public access to the Sutter Buttes have roiled for years. —Jessica Garrison, Los Angeles Times, 20 May 2024

Word History

Etymology

origin unknown

First Known Use

1590, in the meaning defined at transitive sense 1a

Kids Definition

roil

verb

ˈrȯi(ə)l 

 sense 2 is also  ˈrī(ə)l

1

: to make cloudy or muddy by stirring up

roil the water of a brook

2

: to rouse the anger of