The state or property of being unaccusative.

plural of unaccusative

(linguistics, of a verb) Intransitive and having an experiencer as its subject, that is, the (syntactic) subject is not a (semantic) agent.

(linguistics) An unaccusative verb.

Not accused.

Not accusing.

Not accusable.

(grammar) In an unaccusative manner.

So as to be beyond accusation; unimpeachably.