Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb perturb
4 senses of perturb
Sense 1
perturb, unhinge, disquiet, trouble, cark, distract, disorder -- (disturb in mind or make uneasy or cause to be worried or alarmed; "She was rather perturbed by the news that her father was seriously ill")
=> disturb, upset, trouble -- (move deeply; "This book upset me"; "A troubling thought")
Sense 2
perturb -- (disturb or interfere with the usual path of an electron or atom; "The electrons were perturbed by the passing ion")
=> deviate -- (cause to turn away from a previous or expected course; "The river was deviated to prevent flooding")
Sense 3
perturb -- (cause a celestial body to deviate from a theoretically regular orbital motion, especially as a result of interposed or extraordinary gravitational pull; "The orbits of these stars were perturbed by the passings of a comet")
=> deviate -- (cause to turn away from a previous or expected course; "The river was deviated to prevent flooding")
Sense 4
perturb, derange, throw out of kilter -- (throw into great confusion or disorder; "Fundamental Islamicists threaten to perturb the social order in Algeria and Egypt")
=> disorder, disarray -- (bring disorder to)
Antonyms of adj perturbing
1 sense of perturbing
Sense 1
distressing, distressful, disturbing, perturbing, troubling, worrisome, worrying -- (causing distress or worry or anxiety; "distressing (or disturbing) news"; "lived in heroic if something distressful isolation"; "a disturbing amount of crime"; "a revelation that was most perturbing"; "a new and troubling thought"; "in a particularly worrisome predicament"; "a worrying situation"; "a worrying time")
INDIRECT (VIA heavy) -> light -- (psychologically light; especially free from sadness or troubles; "a light heart")
Similarity of adj perturbing
1 sense of perturbing
Sense 1
distressing, distressful, disturbing, perturbing, troubling, worrisome, worrying -- (causing distress or worry or anxiety; "distressing (or disturbing) news"; "lived in heroic if something distressful isolation"; "a disturbing amount of crime"; "a revelation that was most perturbing"; "a new and troubling thought"; "in a particularly worrisome predicament"; "a worrying situation"; "a worrying time")
=> heavy (vs. light) -- (marked by great psychological weight; weighted down especially with sadness or troubles or weariness; "a heavy heart"; "a heavy schedule"; "heavy news"; "a heavy silence"; "heavy eyelids")