Perturbed
Perturbed adjective - Feeling or showing uncomfortable feelings of uncertainty.
Unpredictable and perturbed are semantically related. In some cases you can use "Unpredictable" instead an adjective "Perturbed".
Nearby Words: perturbation, perturbing
Unpredictable
Unpredictable adjective - Likely to change frequently, suddenly, or unexpectedly.
Perturbed and unpredictable are semantically related. Sometimes you can use "Perturbed" instead an adjective "Unpredictable".
Nearby Word: unpredictability
Both words in one sentence
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Unfortunately L3 is not a stable orbit: if the body is even a millimetre out of position, or if it is perturbed in the slightest (say by the gravitation of Venus, Mars, Jupiter) it will move into a chaotic trajectory and eventually leave the vicinity of the L3 point in an unpredictable fashion.
Source: Counter-Earth
Cite this Source
Unpredictable and Perturbed. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/perturbed/unpredictable
Perturbed & Unpredictable. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/perturbed/unpredictable>.
Unpredictable or Perturbed. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/perturbed/unpredictable.
Google Ngram Viewer shows how "perturbed" and "unpredictable" have occurred on timeline