zawa-zawa（ザワザワ）
1. Low, continuous murmuring or ambient noise
fuwa-fuwa（フワフワ）
1. Soft, light, and fluffy in texture
pika-pika（ピカピカ）
1. Shining or sparkling brightly
goro-goro（ゴロゴロ）
1. Heavy rolling or rumbling movement
kira-kira（キラキラ）
kira-kira is a Japanese mimetic word that describes a sparkling or glittering visual quality.
doki-doki（ドキドキ）
doki-doki describes the rapid beating of the heart caused by excitement, nervousness, or anticipation.
pata-pata（パタパタ）
pata-pata describes light, rapid, and repetitive sounds or movements.
waku-waku（ワクワク）
waku-waku describes a bright, eager feeling of excited anticipation.