This is the 8592nd most frequent Russian word.
олешек
"Олешек" is a diminutive form of "олень," meaning "little deer" or "fawn" in English.
In this sentence, 'олешек' is used as a diminutive form of 'олень' (deer), affectionately referring to a small or young deer.
Олешек прыгал по лесу, избегая хищников.
The little deer was hopping through the forest, avoiding predators.
Here, 'олешек' is used metaphorically as a term of endearment, showcasing affection towards someone.
Ты мой маленький олешек!
You are my little deer!
'Олешек' serves as a title or character in a story, representing a personified deer which likely has moral lessons.