Root ن ج م(n j m) has 5 unique word forms and appears 13 times in the Quran.

English gloss Rise of star, Installment, Celestial body, Star, Constellation, Astronomy, mine, pit

Word Translation Occurrences
ٱلنُّجُومِ (of) the stars, the stars, (of) the stars, the stars 6
ٱلنُّجُومُ the stars, the stars 4
وَٱلنُّجُومُ and the stars, and the stars 4
وَٱلنَّجۡمُ And the stars, And the stars 2
وَٱلنَّجۡمِ By the star, By the star 2
وَٱلنُّجُومَ and the stars , and the stars 2
وَبِٱلنَّجۡمِ And by the stars, And by the stars 2
ٱلنُّجُومَ the stars, the stars 2
ٱلنَّجۡمُ (It is) the star, (It is) the star 2