JLPT N3 · Mimetic words: motion
すいすい
smoothly; swimmingly
Stroke order of すいすい
4 characters, 8 strokes in total. Watch the animation, then try writing it yourself.
Memory trick
SUI-SUI — 'sway-sway' a fish glides, easy as can be.
Parts: Mimetic adverb; moving smoothly.
The characters in すいすい
Example sentence
魚がすいすい泳いでいる。
さかながすいすいおよいでいる。
The fish swim smoothly.