PERTURB Synonyms: 90 Similar and Opposite Words

Q: How does the verb 'perturb' contrast with its synonyms?

Some common synonyms of perturb are agitate , discompose , disquiet , disturb , fluster , and upset . While all these words mean "to destroy capacity for collected thought or decisive action," perturb implies deep disturbance of mind and emotions. // perturbed by her husband's strange behavior

Q: In what contexts can 'agitate' take the place of 'perturb'?

Although the words agitate and perturb have much in common, agitate suggests obvious external signs of nervous or emotional excitement. // in his agitated state we could see he was unable to work

Q: When would 'discompose' be a good substitute for 'perturb'?

While the synonyms discompose and perturb are close in meaning, discompose implies some degree of loss of self-control or self-confidence especially through emotional stress. // discomposed by the loss of his beloved wife

Q: When is 'disquiet' a more appropriate choice than 'perturb'?

While in some cases nearly identical to perturb , disquiet suggests loss of sense of security or peace of mind. // the disquieting news of factories closing

Q: When can 'disturb' be used instead of 'perturb'?

In some situations, the words disturb and perturb are roughly equivalent. However, disturb implies interference with one's mental processes caused by worry, perplexity, or interruption. // the discrepancy in accounts disturbed me

Q: Where would 'fluster' be a reasonable alternative to 'perturb'?

The words fluster and perturb can be used in similar contexts, but fluster suggests bewildered agitation. // his declaration of love completely flustered her

Q: When might 'upset' be a better fit than 'perturb'?

The meanings of upset and perturb largely overlap; however, upset implies the disturbance of normal or habitual functioning by disappointment, distress, or grief. // the family's constant bickering upsets the youngest child

perturb

verb

pər-ˈtərb

Definition of perturb next

as in to disturb

to trouble the mind of; to make uneasy the caller's strange remark perturbed me enough to keep me awake that night

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How does the verb perturb contrast with its synonyms?

Some common synonyms of perturb are agitate, discompose, disquiet, disturb, fluster, and upset. While all these words mean "to destroy capacity for collected thought or decisive action," perturb implies deep disturbance of mind and emotions.

perturbed by her husband's strange behavior

In what contexts can agitate take the place of perturb?

Although the words agitate and perturb have much in common, agitate suggests obvious external signs of nervous or emotional excitement.

in his agitated state we could see he was unable to work

When would discompose be a good substitute for perturb?

While the synonyms discompose and perturb are close in meaning, discompose implies some degree of loss of self-control or self-confidence especially through emotional stress.

discomposed by the loss of his beloved wife

When is disquiet a more appropriate choice than perturb?

While in some cases nearly identical to perturb, disquiet suggests loss of sense of security or peace of mind.

the disquieting news of factories closing

When can disturb be used instead of perturb?

In some situations, the words disturb and perturb are roughly equivalent. However, disturb implies interference with one's mental processes caused by worry, perplexity, or interruption.

the discrepancy in accounts disturbed me

Where would fluster be a reasonable alternative to perturb?

The words fluster and perturb can be used in similar contexts, but fluster suggests bewildered agitation.

his declaration of love completely flustered her

When might upset be a better fit than perturb?

The meanings of upset and perturb largely overlap; however, upset implies the disturbance of normal or habitual functioning by disappointment, distress, or grief.

the family's constant bickering upsets the youngest child

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of perturb Weston Richey, a 25-year-old Texan photographer with whom Kyra seemed to be perturbed, pulled her for a chat to try to figure out why she was annoyed with him. —

Anna Peele, Vulture, 20 May 2026 The survey reflects a sense that Americans may be growing less concerned about dying, and more perturbed by the financial implications of remaining alive. —

Daniel De Visé, USA Today, 4 May 2026 Soon, Callaghan — alongside Nic Mosher and Evan Gilbert-Katz — was traversing the country in a shabby RV, documenting the surreal, perturbing and often hilarious fringes of American culture. —

Kevin Dolak, HollywoodReporter, 16 Apr. 2026 Brubaker, still perturbed about Wolcott calling time, immediately yelled at Wolcott and had to be calmed down by Susac. —

Justice Delos Santos, Mercury News, 16 Apr. 2026 See All Example Sentences for perturb

Recent Examples of Synonyms for perturb

Verb

For best results, apply with a damp beauty sponge using a stippling motion rather than sweeping strokes, which can disturb coverage and leave streaks.

— Jailynn Taylor, Allure, 13 June 2026
Stray electric and magnetic fields that can slightly disturb electrons have far less influence on the nucleus.

— Rupendra Brahambhatt, Interesting Engineering, 13 June 2026

Definition of disturb

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pertness

perturb

perturbable

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“Perturb.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/perturb. Accessed 16 Jun. 2026.

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Synonyms of perturb

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