Root ز ي ت(z y t) has 4 unique word forms and appears 7 times in the Quran.

English gloss Oil

Word Translation Occurrences
وَٱلزَّيۡتُونَ and the olives 6
زَيۡتُهَا its oil 2
زَيۡتُونَةٖ an olive 2
وَزَيۡتُونٗا And olive 2
وَٱلزَّيۡتُونِ and the olive 2