(adj.) to be utterly and completely annoyed, angst-ridden, and disgusted; may also lead to abnormal agression
Kelly and Stepanie were quite perturbed when their pet camel would not do as they said, causing Stephanie, an animal lover, to strike the camel in the thigh.
Adjective: disturbed, worried, concerned.
Compare to: perturb (vt); perturbation (n).
Your new haircut perturbed me when I first saw it.