1) Depart 2) Deviate 3) Diverge 4) Go astray 5) Vary 
• (v. i.) To go astray; to diverge.
Ab'er·rate intransitive verb [ Latin aberratus , present participle of aberrare ; ab + errare to wander. See Err .] To go astray; to diverge. [ R.] « Their own defective and aberrating vision. De Quincey. » 
[v] - diverge from the expected 2. [v] - diverge or deviate from the straight path
aberrate 1. To diverge from the expected. 2. To diverge or to deviate from the straight path. 3. To produce an aberration.
verb diverge or deviate from the straight path; produce aberration; `The surfaces of the concave lens may be proportioned so as to aberrate exactly equal to the convex lens`