This is the 18087th most frequent Korean word.
수원이
"수원이" is not a standard Korean word; it may be a proper noun or name.
Subject form of a proper noun "Suwon" referring to a person's name and marked with the topic particle "이".
수원이 도서관에서 공부하고 있어요.
Suwon is studying at the library.
Proper noun "Suwon" used as a subject referring to a city's name in a descriptive context.
수원이 아름다운 도시예요.
Suwon is a beautiful city.
"수원" used as a common noun for "water supply" with "이" as a subject particle.