擾

to disturb

to worry / to concern oneself with / worried / anxiety / sorrow / (literary) to observe mourning

"hand" radical in Chinese characters (Kangxi radical 64), occurring in 提, 把, 打 etc

to disturb / to bother / to trouble

to perplex / to disturb / to cause complications

to disturb / to interfere / perturbation / interference (physics)

sexual harassment

to disturb / to perturb / to harass

to invade and harass

to disturb / to stir up / disturbance / agitation / turmoil

interferon

perturbative expansion (physics)

perturbation theory

sorry to interrupt you, but ... / sorry to have bothered you / sorry, I have to go / (slang) (coined c. 2017) used facetiously to terminate a conversation (esp. online) when the other person is being insufferable

to disturb / to harass

to alarm oneself unnecessarily (idiom)

unable to put up with (sth) any longer

arms and confusion (idiom); turmoil of war

to bother / to trouble / (polite expression of appreciation for time taken to hear, help or host the speaker) sorry to have bothered you / thank you for your time

to disturb by noise

radio interference / RF interference

lit. silly people get their panties in a bunch (idiom) / fig. to get upset over nothing / to make problems for oneself

infinitesimal disturbance / perturbation (physics)