“But not all of them stuck: among the many Shakespearean words that have passed out of use are "unsisting" (unhelpful), "immoment”
“What can be made of _unsisting_ I know not; the best that occurs to me is _unfeeling_.”
“That wounds the unsisting postern with these strokes.”
“_unsisting postern_, out of which Mr. Rowe made _unresisting_, and the rest followed him.”
Looking for tweets for unsisting.