Make someone anxious (7)
I believe the answer is:
perturb
(Other definitions for perturb that I've seen before include "Unsettle, make anxious" , "Ruffle the composure (of)" , "Disturb greatly" , "Opera star" , "Unsettle; PR brute (anag.)" .)
I believe the answer is:
perturb
(Other definitions for perturb that I've seen before include "Unsettle, make anxious" , "Ruffle the composure (of)" , "Disturb greatly" , "Opera star" , "Unsettle; PR brute (anag.)" .)