Perturb

Verb

Definition: To cause to be anxious or unsettled.

Synonyms: Disturb, Agitate, Unsettle

Antonyms: Calm, Soothe

Examples:

The loud noise from the construction site perturbed her concentration.
The unexpected news perturbed the entire office.

Mnemonics:

Think of "perturb" as disturbing the calm or peace.

Etymology:

Origin:

Middle English 'perturben', from Latin 'perturbare', from 'per-' (thoroughly) + 'turbare' (to disturb).

Historical Usage:

The word "perturb" has been used since Middle English and has retained its meaning of causing disturbance or agitation.

Related Idioms:

Idiom:

"Perturb the status quo"

Explanation:

To disrupt or challenge the existing state of affairs.

Misconceptions:

Misconception:

Confusing 'perturb' with 'disturb'.

Explanation:

While "perturb" and "disturb" have similar meanings, "perturb" specifically implies causing anxiety or unsettledness, while "disturb" may refer to any type of interruption or interference.