Simple Examples:
* The promotion was based on seniority, not ability.
* The oldest employee has the most seniority in the company.
* He earned his seniority after working at the company for 20 years.
More Complex Examples:
* Seniority is often used as a factor in determining vacation time and pay increases.
* Despite her lack of seniority, she was able to impress her superiors with her hard work and dedication.
* The union contract guarantees certain rights based on seniority, including layoff protection.
In a Conversational Setting:
* "I'm hoping my seniority will help me get the project I want."
* "He's got a lot of seniority in this department, so he gets to choose his own schedule."
* "Sometimes seniority can feel like a barrier to younger employees trying to move up."