Perturb
Perturb verb - To trouble the mind of; to make uneasy.
Startle and perturb are semantically related. In some cases you can use "Startle" instead a verb "Perturb".
Nearby Words: perturbation, perturbing
Mutual synonyms
Cite this Source
Startle and Perturb. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/perturb/startle
Perturb & Startle. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/perturb/startle>.
Startle or Perturb. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/perturb/startle.
Google Ngram Viewer shows how "perturb" and "startle" have occurred on timeline