Root ك ث ر(k v r) has 24 unique word forms and appears 167 times in the Quran.

English gloss Many, Numerous, More, Multiply

Word Translation Occurrences
كَثِيرٗا (as) many, many, much, many, much, (as) many 76
أَكۡثَرَ (in) most, more, more numerous, most, most (of), more, more numerous, most, most (of), (in) most 50
أَكۡثَرَهُمۡ most of them, most of them 30
أَكۡثَرُهُمۡ but most of them, most of them, but most of them, most of them 22
أَكۡثَرُهُم most of them, Most of them were, most of them, Most of them were 22
كَثِيرٖ many, much, many, much 12
أَكۡثَرُ greater, (have) more, most, greater, most, (have) more 12
وَكَثِيرٞ and many, but many, but most, but many, but most, and many 10
وَأَكۡثَرُهُمۡ and most of them, but most of them, but most of them, and most of them 8
كَثِيرٞ many, many 6
كَثِيرَةٞ abundant, many, abundant, many 6
كَثِيرَةٖ abundant, many, abundant, many 6
كَثِيرٗاۗ abundant, much, abundant, much 4
أَكۡثَرَكُمۡ most of you, most of you 4
كَثِيرَةٗ much, much 4
كَثِيرٗاۚ many, many 4
وَأَكۡثَرُهُمُ And most of them, but most of them, but most of them, And most of them 4
كَثِيرٗاۖ many, much (of it), many, much (of it) 4
كَثِيرًا much, much 2
كَثِيرًاۖ great, great 2
تَسۡتَكۡثِرُ (to) acquire more, (to) acquire more 2
كَثِيرَةٗۚ many, many 2
كَثِيرَةٞۚ abundant, abundant 2
لِأَكۡثَرِهِم for most of them, for most of them 2
ٱلتَّكَاثُرُ the competition to increase, the competition to increase 2
لَٱسۡتَكۡثَرۡتُ surely I could have multiplied, surely I could have multiplied 2
لِكَثِيرٖ to many, to many 2
ٱلۡكَوۡثَرَ Al-Kauthar, Al-Kauthar 2
وَأَكۡثَرَ and more abundant, and more abundant 2
وَأَكۡثَرُ and greater, and greater 2
وَتَكَاثُرٞ and competition in increase, and competition in increase 2
وَكَثِيرٌ But many , But many 2
كَثِيرَةَۢ large, large 2
ٱسۡتَكۡثَرۡتُم you have (misled) many, you have (misled) many 2
فَأَكۡثَرۡتَ and you (have been) frequent, and you (have been) frequent 2
فَأَكۡثَرُواْ And (made) much, And (made) much 2
فَكَثَّرَكُمۡۖ and He increased you, and He increased you 2
كَثُرَۚ much , much 2
كَثۡرَةُ abundance, abundance 2
كَثُرَتۡ (they are) numerous, (they are) numerous 2
كَثۡرَتُكُمۡ your multitude, your multitude 2
أَكۡثَرِهِمۡ most of them, most of them 2
كَثِيرٖۚ much, much 2