entries → 不當
TSUMUGU · TOCFL B2 (est.) · 詞
不當 word · TOCFL B2 (est.)
不當 ＝ 不 ＋ 當
ㄅㄨˋ ㄉㄤˋ · bùdàng
adjective — improper, inappropriate, unsuitable

字源 FORM — what the parts do

不not (不是)bù
當fitting, proper (恰當)dàngread dàng for 'suitable', not dāng 'to act as'
不當，不是的不，恰當的當。
關 · Related
恰當qiàdàngthe fittingness this word negates適當shìdàngits positive counterpart