The quality or characteristic of being capable of being arraigned; the state of being legally chargeable.
From 'arraignable' + '-ness' (suffix forming abstract nouns). A compound formation building on the arraign root from Old French.
This word is so legalistic and technical that it rarely appears outside formal legal documents—it's the kind of word that exists primarily because lawyers need precision in defining exactly who can and cannot be brought to trial.
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