perturbing

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

verb disturb in mind or make uneasy or cause to be worried or alarmed
verb disturb or interfere with the usual path of an electron or atom
verb cause a celestial body to deviate from a theoretically regular orbital motion, especially as a result of interposed or extraordinary gravitational pull

It was of this world, and yet not of it--a shadowy geometrical confusion in which could be seen elements of familiar things in most unfamiliar and perturbing combinations. — The Shunned House, H. P. (Howard Phillips) Lovecraft

perturb, unhinge, disquiet, trouble, cark, distract, disorder

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