Stem عَرْشِ has 2 unique word forms and appears 20 times in the Quran.

Word Translation Occurrences
ٱلۡعَرۡشِ (of) the Throne, Owner (of) the Throne, the throne 26
ٱلۡعَرۡشِۖ the Throne 12
بِعَرۡشِهَا her throne 2