Where does “sir” come from?
sir (Uzbek) comes from Russian сыр, from Proto-Slavic syrъ, from Proto-Balto-Slavic sū́ˀras, from Proto-Indo-European súHros — sour, acidic, salty.
sir (Uzbek): cheese; secret
Ancestry of “sir”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Russian | сыр | cheese; short masculine singular of сыро́й |
| 2 | Proto-Slavic | syrъ | damp, raw |
| 3 | Proto-Balto-Slavic | sū́ˀras | salty, bitter |
| 4 | Proto-Indo-European | súHros | sour, acidic, salty |