regency

nouns

the period of time during which a regent governs
regency
is a type of (narrower)
the duration of a monarch's or government's power
"during the rule of Elizabeth"
rule
the office of a regent
regency
is derived from
regent
is a type of (narrower)
a job in an organization
"he occupied a post in the treasury"
berth, billet, office, place, position, post, situation, spot