Oldster (noun)

1. An older person, especially one who is considered to be old-fashioned or outdated.
2. A person who is elderly or advanced in years.
3. A person who is considered to be ancient or of a bygone era.

Origin:

A diminutive of the word 'old', formed by the addition of the suffix '-ster'.

Examples:

1. The oldster told stories of his youth, which seemed like a different world to the children.
2. The oldster was a wise and experienced member of the community.
3. The oldster was considered an expert in his field, despite his advanced age.
4. The oldster was a regular at the local coffee shop, always eager for conversation.
5. The oldster was loved and respected by all who knew him, for his kindness and gentle demeanor.