Obviate

From Latin obviÄre ("to block, to hinder").

Full definition of obviate

(transitive) To bypass a requirement or make it unnecessary; to avoid a future problem or difficult situation.They saved enough money for their purchase and obviated the need to borrow.The Internet has largely obviated printed phone books.

1826, Richard Reece, A Practical Dissertation on the Means of Obviating & Treating the Varieties of Costiveness, page 181:A mild dose of a warm active aperient to obviate costiveness, or to produce two motions daily, is generally very beneficial.
2004, David J. Anderson, Agile Management for Software Engineering, page 180:Some change requests, rather than extend the scope, obviate some of the existing scope of a project.
2008, William S. Kroger, Clinical and Experimental Hypnosis: In Medicine, Dentistry, and Psychology, page 163:Thus, to obviate resistance, the discussion should be relevant to the patientâ€²s problems.