Where does “допълнителен” come from?

допълнителен (Bulgarian) comes from Bulgarian -телен.

допълнителен (Bulgarian): additional, extra

Definitions

  1. additional, extra

Ancestry of “допълнителен”, step by step

StepLanguageWordMeaning
1Bulgarian-телен
Every word from Bulgarian -телен
допълнителен — Etymology, Origin & Word History | Etymology Explorer