-io

an action, process, or result

Forms

-io
-ion- — The longer form used before Latin endings.
-ion — The form carried into many English nouns.

Origin

An old Latin noun ending, inherited from earlier Indo-European word formation.

Note

The ending can name both an activity and what that activity produces.

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noun

agitation

aj-ih-TAY-shuhn/ˌædʒɪˈteɪʃn/

Stirring into unsettled motion or activity.

The person's restless pacing beside scattered paperwork reveals agitation.

White adult paces anxiously beside scattered paperwork.

Etymology

agitatLatinto move to and fro

+ionLatinan action, process, or result

The motion in agitare becomes a state of mental tossing to and fro. That image connects physical shaking with the nervous excitement and unrest expressed by agitation.

In context

Storytime Haven57:14

Stephen clung close to Harold in a state of agitation which was almost hysterical. She buried her face in his shoulder, sobbing brokenly

✨ The Man by Bram Stoker | A Tale of Love, Courage & Destiny 📖

More examples

She paced the room in growing agitation.
Public agitation for reform continued throughout the winter.
The washer stops its agitation cycle before draining.

Forms

agitate verb — To stir into unsettled motion or activity.

Similar words

disturbance: Emphasizes disruption of normal conditions rather than sustained stirring.
unrest: Usually refers to dissatisfaction and disorder within a community.