Key up
Perturb
Perturb verb - To trouble the mind of; to make uneasy.
Key up and perturb are semantically related. Sometimes you can use "Key up" instead a verb "Perturb".
Nearby Words: perturbation, perturbing
Mutual synonyms
Cite this Source
Perturb and Key up. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/key_up/perturb
Key up & Perturb. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/key_up/perturb>.
Perturb or Key up. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/key_up/perturb.
Google Ngram Viewer shows how "key up" and "perturb" have occurred on timeline