Oldtimer and Uncle

Oldtimer noun - An experienced person who has been through many battles; someone who has given long service.

Uncle and oldtimer are semantically related. In some cases you can use "Uncle" instead a noun "Oldtimer".

Uncle noun - The brother of your father or mother; the husband of your aunt.

Oldtimer and uncle are semantically related. Sometimes you can replace term "Oldtimer" with "Uncle", this nouns are similar.