kaupanduslikku
Kaupanduslikku is the partitive singular form of the Estonian adjective kaupanduslik, meaning related to commerce or commercial. The adjective describes things connected with trade, business, marketing, or advertising. It is formed from the concept of kaubandus (commerce) with the suffix -lik, and, like other Estonian adjectives, it inflects to match the noun in number and case. The partitive singular form kaupanduslikku is used before a noun in the partitive case, for example kaupanduslikku reklaami or kaupanduslikku keskkonda.
In usage, kaupanduslikku appears in contexts where the object of the verb is described as being commercial
Note that in contemporary standard Estonian, the more common adjective is kaubanduslik; kaupanduslik is generally regarded