extend (someone's) stay

Translations
продлить пребывание
He decided to extend his stay by another week.
Он решил продлить своё пребывание ещё на одну неделю.
Definitions
To prolong the duration of someone's visit or residence at a particular place, often by making arrangements for additional time beyond the originally planned departure.
Words
extend

verb
продлить
someone

pronoun
чей-либо
stay

noun
пребывание