About Difference
What is difference "atama ga ii" "kashikoi" "riko na" "umai" "jozu na"
it has similiar meaning, but what it's difference?

Question

Answer

1st group "Atama ga ii",  "Kashikoi" and Riko na  is same mean Smart or Sharp  and same usage If translate word by each Japanese kanji  Atama ga ii = have good brain Kashikoi = wise  Rikou = clever  mean.
2nd group  Umai can use good in act and taste  but Jyozu is skillful is original means  and only use good in act.
some translation in English use same word in English