Contravene
Defined in 2 dictionaries — Kinney (1893), Anderson (1889)
A Law Dictionary and Glossary
George C. Kinney · 1893
To oppose; to conflict. Contravening equity: a right which militates with another is sometimes so called.
A Dictionary of Law
William C. Anderson · 1889
To conflict, oppose. Whence contravention. A right which militates with another right is sometimes called a " contravening equity." s