Eye twitching is causes blepharospasm. There are many causes of eye twitching. The common ones are alcohol, caffeine, fatigue, lack of sleep, physical exertion, smoking, stress, and irritation to the eye or eyelid. Chronic causes include inflamed eyelids, dry eyes, light sensitivity, and pink eye.
deception - the act of deceiving. dissimulation, dissembling, deceit. falsification, misrepresentation - a willful perversion of facts. fakery - the act of faking (or the product of faking) indirection - deceitful action that is not straightforward; he could see through the indirections of diplomats.
Deceitful conduct designed to manipulate another person to give something of value by (1) lying, (2) by repeating something that is or ought to have been known by the fraudulent party as false or suspect or (3) by concealing a fact from the other party which may have saved that party from being cheated.