entries → 剩
TSUMUGU · TOCFL 2 (est.) · 字
剩 character · TOCFL 2 (est.)
剩 ＝ 乘 ＋ 刂
ㄕㄥˋ · shèng
verb — to be left over, remain; adj — surplus, extra

字源 FORM — what the parts do

乘形to ride, to multiply — the older body of the word
刂義a knife — what is cut leaves a remainder
The older word was 賸; 乘 (to ride, to multiply) carried it, and a knife (刂) was set beside for what the cut leaves behind — 剩餘、剩下、剩菜.
意 · Meanings
(本義)剩餘、剩下— to be left over, remain常用
→剩菜、剩飯— leftovers
(本義) original meaning · → ⇒ each arrow = one more step of extension
關 · Related
乘chéngthe lookalike on the left — 乘 alone is to ride, to multiply; 剩 adds the knife 刂 for what is left賸shèngthe older form of the same word — 貝 (money) where 剩 now writes the knife