This word is not acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. The state or quality of being unwarrantable.

n. The character or state of being unwarrantable.

"She had, moreover, a general air of proclaiming the unwarrantableness of railway acquaintances, which alone would have prevented Peter from asking the girl, as he absurdly wanted to, if they had painted the new school-house yet, and if there had been much water that year in Miller's pond."

unwarrantedly    unwarrantably    unwarranted    unwarrantability