The twitch in his eye was driving him crazy.
What is Twitch? (that is a sentence.)
"The whiskers on your kitten" is the subject of the sentence, and "twitch" is the predication.
The patient had a twitch because the axon was misfiring in the brain.
Terry has a funny little facial twitch, which gets worse when he is nervous.
The plural of twitch is twitches.
The muscle above my eyebrow has an annoying twitch; it doesn't hurt but it's very distracting.
It is an uncontrollable body movement. Such as a twitch in a hand or arm.
the whiskers on
spasm
Whenever he was using drugs, his face would twitch spasmodically.
Tremble, shuffle, twitch, fidget
The man had involuntary tremors in his hands. Police can make an involuntary commitment to a hospital if a person seems to be a danger to themselves or others. A twitch is an involuntary motor reaction of the nervous system.