Unknit :: Unknit (v. t.) To undo or unravel what is knitted together.
Unknot :: Unknot (v. t.) To free from knots; to untie.
Unknow :: Unknow (v. t.) To cease to know; to lose the knowledge of.
Unknow :: Unknow (v. t.) To fail of knowing; to be ignorant of.
Unknown :: Unknown (a.) Not known; not apprehended.