Perturb
Perturb , transitive verb
[Latin perturbare, perturbatum; per + turbare to disturb, from turba a disorder: compare Old French perturber. See Per-, and Turbid.]
1.
To disturb; to agitate; to vex; to trouble; to disquiet.
Ye that... perturb so my feast with crying.
2.
To disorder; to confuse. [Rare] — Sir T. Browne