DISPUTABLE a. 2 definitions
Capable of being disputed; liable to be called in question, controverted, or contested; or doubtful certainty or propriety; controvertible; as, disputable opinions, propositions, points, or questions. Actions, every one of which is very disputable. Jer. Taylor.
DISPUTATION n. 2 definitions
The act of disputing; a reasoning or argumentation in opposition to something, or on opposite sides; controversy in words; verbal contest respecting the truth of some fact, opinion, proposition, or argument.