Grammar › N3 · 13 Particles and endings, more
〜さ: noun-making suffix (-ness)
N3 · 13 Particles and endings, more
Turns an adjective into a noun for degree or quality.
I-adjective: drop い + さ (高い→高さ). Na-adjective: stem + さ (静か→静かさ). Like English '-ness' or 'height, depth'.
Examples
山の高さを測る。
We measure the height of the mountain.
命の大切さを学んだ。
I learned the importance of life.