e.g. He is senior to her by a few years. You can receive a senior pass that gives you discounts at museums in the city.
e.g. He is finishing his senior year at the university and expects to graduate in the spring.
e.g. I am senior to them at the office, so they consult me on all of their decisions.
e.g. He is the most open-minded senior I have ever met.
e.g. She will be a senior next year, so she will be taking advanced classes.
e.g. They asked their senior to approve the request for the supplies they needed.
e.g. His sister is three years his senior, so he often goes to her for advice.
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