seniority
/sinˈjɔɹɪti/ noun C1- A measure of the amount of time a person has been a member of an organization, as compared to other members, and with an eye towards awarding privileges to those who have been members longer. · It's an old-fashioned company, with parking spaces and other perks doled out on the basis of seniority.
Plural seniorities
From the library
Miss Bennet’s lovely face confirmed his views, and established all his strictest notions of what was due to seniority; and for the first evening _she_ was his settled choice.
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