Lemma كَفُور has 4 unique word forms and appears 12 times in the Quran.

Word Translation Occurrences
كَفُورًا (he) be ungrateful, ungrateful 4
كَفُورٖ ungrateful, ungrateful one 4
كَفُورٞ (and) ungrateful, (is) ungrateful 4
كَفُورٗا disbeliever, ungrateful 4
لَكَفُورٞ (is) surely ungrateful, surely (is) clearly ungrateful 4
كَفُورٍ ungrateful 2
ٱلۡكَفُورَ the ungrateful 2