nervous
little, slight
His mouth gave a slight twitch.

involuntary
muscle

have
He has a twitch in his right eye.

develop
give

convulsively, violently
The body twitched violently and then lay still.

involuntarily, uncontrollably
a little, slightly
nervously
Her fingers twitched nervously.

in, with
The corner of his mouth twitched in amusement.
His shoulders twitched with suppressed laughter.

Twitch is used with these nouns as the subject:
antenna, brow, ear, eye, hand, lip, mouth, muscle, nose, shoulder, tail

Twitch is used with these nouns as the object:
ear