Where does “курьерский” come from?

курьерский (Russian) comes from Russian -ский, from Old East Slavic -ьскъ.

курьерский (Russian): courier

Definitions

  1. courier

Ancestry of “курьерский”, step by step

StepLanguageWordMeaning
1Russian-скийUsed to form adjectives from nouns or sometimes...
2Old East Slavic-ьскъ—
Every word from Old East Slavic -ьскъ →Every word from Russian -ский →
курьерский — Etymology, Origin & Word History | Etymology Explorer