Root ل ا ل ا(l A l A) has 4 unique word forms and appears 6 times in the Quran.

English gloss Shine, Sparkle, Radiate, Pearl, Brilliancy

Word Translation Occurrences
وَلُؤۡلُؤٗاۖ and pearl, and pearls, and pearl, and pearls 4
ٱللُّؤۡلُؤُ the pearl, the pearl 2
ٱللُّؤۡلُوِٕ pearls, pearls 2
لُؤۡلُؤٞ pearls, pearls 2
لُؤۡلُؤٗا (to be) pearls, (to be) pearls 2