disturbing

Concise Oxford English Dictionary © 2008 Oxford University Press:
disturb/dɪˈstɜːb/

▶verb

• 1 interfere with the normal arrangement or functioning of.

• 2 interrupt the sleep, relaxation, or privacy of.

• 3 make anxious.

– derivatives
disturber noun,
disturbing adjective,
disturbingly adverb.

– origin ME: from OFr. destourber, from L. disturbare, from dis- ‘utterly’ + turbare ‘disturb’.