tics is a form of:

Tic



noun
1.
(វេជ្ជសាស្ត្រ) (a twitching of a muscle, esp., of the face) ដំណើរញាក់សាច់ដុំ
2.
(វេជ្ជសាស្ត្រ) ដំណើរញាក់សាច់ដុំ, ការរមួលសាច់ដុំ
ENGLISH MEANING
noun
1.
A local and habitual convulsive motion of certain muscles; especially, such a motion of some of the muscles of the face; twitching; velication; -- called also spasmodic tic.