giongo
Meaning words that mimic sounds, it is a type of symbolic word used in the Japanese language to represent sounds. There is a subset of giongo known as giseigo. These words are used frequently along side gitaigo.
Examples:
ガチャン / がちゃn / gachan / the sound of something being locked
ジャブジャブ / じゃぶじゃぶ / jabujabu / the sound of splashing water
チャラ / ちゃら / chara / the sound of a ding or jingle
ベベ / べべ / bebe / the sound of sputtering like a small engine
ボッ / ぼ / bo / the sound of a light impact or a fire suddenly catching
モシャ / もしゃ / mosha / the sound of chewing something with a light crunch