Definition of "doubtable" []

• Capable of being doubted; doubtful; dubious; dubitable. See usage notes below. (adjective)
• Fearsome; redoubtable. (adjective)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• ""It's un-doubtable that the PRI is the primary political and electoral force in the country.""
• "Hes made so many doubtable movies that hes pulled off that by now, he can say "Im going to make a film about a brick wall" and I'll trust him all the way."
• "The Constant: An un-doubtable highlight of the last three seasons, this episode proved many things."