Root ن ص ح(n S H) has 10 unique word forms and appears 13 times in the Quran.

English gloss Advise, Council, Good will, Sincere, Faithful

Word Translation Occurrences
ٱلنَّٰصِحِينَ the advisers, the sincere advisors, the advisers, the sincere advisors 6
وَنَصَحۡتُ and advised, and [I] advised, and [I] advised, and advised 4
نَاصِحٌ an adviser , an adviser 2
نَصَحُواْ they (are) sincere, they (are) sincere 2
أَنصَحَ [I] advise, [I] advise 2
نُصۡحِيٓ my advice, my advice 2
نَّصُوحًا sincere, sincere 2
وَأَنصَحُ and [I] advise, and [I] advise 2
نَٰصِحُونَ (will be) sincere, (will be) sincere 2
لَنَٰصِحُونَ surely well-wishers, surely well-wishers 2