premiership
n. countable C1 Advanced US //pɹɛˈmɪɹˌʃɪp// UK //pɹˈɛmɪəʃˌɪp// pre·mier·ship
n. the period of time when someone is the prime minister of a country. It can also refer to the highest level of a professional sports league.
n. the office or term of office of a prime minister; by extension, the highest division in certain professional sports leagues.
The country saw many changes during her premiership.
Economic growth remained steady throughout his four-year premiership, despite significant global challenges.
Historians often debate whether the successes of a premiership should be attributed to the leader's personal vision or to the broader socio-political climate of the era.
From premier + -ship.
Usage
Often used with a possessive noun or pronoun to indicate the specific leader in power.