“cannot”

An uncertain or unspecified thing; one thing.

Cannot (negative modal auxiliary); be unable to; not have the ability to (whether due to lacking relevant strength or skill or knowledge or supplies, or due to logical impossibility, etc).

To separate into two or more pieces, to fracture or crack, by a process that cannot easily be reversed for reassembly.

A desire, hope, or longing for something or for something to happen.

One cannot obtain what one desires by being cautious; one must be aggressive.

One cannot get away with a lie.

Said or done almost simultaneously, in one sequence.