IPA: /ˈtwɪtʃi/
KK: /ˈtwɪtʃi/
Describing someone or something that moves in quick, jerky motions or appears nervous and restless.
The twitchy dog kept looking around as if it was scared of something.
Twitchy → It is formed from "twitch" (of uncertain origin, possibly imitative of the action) and the suffix "-y" (meaning characterized by). The word "twitchy" describes a state characterized by twitching or nervous movements.
Think of the word 'twitch' which suggests quick, involuntary movements, and remember that 'twitchy' means being characterized by those quick movements.