gitaigo
Meaning words that mimic condition, it is a type of symbolic word used in the Japanese language to represent states of being that are not normally auditory in nature. These words are used frequently along side giongo and giseigo.
Examples:
サ サ / さ さ / sasa / a quick movement
ジー / じー / jii / staring steadily
チャランポラン / ちゃらんぽらん / charanporan / appearing not to care
ヌッ / ぬっ / nu / peeking from cover while still at least least partially obscured
ベーダ / べーだ / beeda / making a face of poking out the tongue while pulling on an eyelid
モジ / もじ / moji / fidgetting or nervousness (post is deleted)