Cannot
Easton’s Bible Dictionary & Webster’s 1828 Dictionary · Matthew George Easton, Noah Webster
Cannot - (Webster's 1828 Dictionary)
CANNOT, [can and not.] These words are usually united, but perhaps without good reason; canst and not are never united.
Source of the article
Matthew George Easton, Easton’s Bible Dictionary; Noah Webster, American Dictionary of the English Language (1828)
Bible Strong combined digital edition