Many words in languages do not have an exact counterpart in a given different language. The blue-green issue in particular is not unique to the English---Japane

Many words in languages do not have an exact counterpart in a given different language. The blue-green issue in particular is not unique to the English---Japanese language pair, cf. https://en.wikipedia.org/wiki/Blue%E2%80%93green_distinction_in_language https://en.wikipedia.org/wiki/Blue%E2%80%93green_distinction...