An onomatopoeic word for walking briskly and quickly with light steps; moving at a steady, swift pace.
お年寄りがすたすたと歩いて行ったので驚いた。
I was surprised to see the elderly person walking briskly away.
彼女は朝の散歩で、すたすたと公園を一周した。
She walked briskly around the park during her morning walk.
会議が終わると、彼はすたすたと部屋を出て行った。
When the meeting ended, he quickly and briskly left the room.