n. The quality or state of being unacquainted; want of acquaintance; ignorance. [ 1913 Webster ]
He was then in happy unacquaintance with everything connected with that obnoxious cavity. Sir W. Hamilton. [ 1913 Webster ]
a.
And the unacquainted light began to fear. Spenser. [ 1913 Webster ]
n. Unacquaintance. Whiston. [ 1913 Webster ]