tenability

/ˌtɛnəˈbɪləti/
noun
  1. The quality of being able to be defended, maintained, or justified, especially an argument, theory, or position.
    • The tenability of his hypothesis was questioned after new evidence emerged.
    • Lawyers debated the tenability of the witness's testimony in court.
    • The tenability of the company's business model depends on customer demand.
  2. The state of being capable of being held or occupied, such as a position or office.
    • The tenability of the professorship was extended for another five years.
    • The tenability of the lease depends on both parties agreeing to the terms.
    • They discussed the tenability of the military outpost in the harsh terrain.