Where does “riđ” come from?
riđ (Serbo-Croatian) comes from Proto-Slavic ryďь, from Proto-Balto-Slavic rūˀdjas, from Proto-Indo-European h₁ruHdʰ-yo-s, from Proto-Indo-European h₁rudʰ-yo-s, from Proto-Indo-European h₁rewdʰ- — red.
riđ (Serbo-Croatian): reddish, red
Ancestry of “riđ”, step by step