Root ل ي س(l y s) has 15 unique word forms and appears 89 times in the Quran.

English gloss Nothing, But, Only, Merely

Word Translation Occurrences
لَيۡسَ (and) not, (is) not, is not, not, Not, Not is, (and) not, (is) not, (There) is not, is not, not, Not, Not is, There is not, was not, (There) is not, There is not, was not 76
أَلَيۡسَ is not, Is not, Is (there) not, Is there not, Is (there) not, is not, Is not, Is there not 26
فَلَيۡسَ So not, So not, then not, then not he (has), then not is, then he is not, then he is not, then not, then not he (has), then not is 14
لَّيۡسَ is not, Not, Not is, is not, Not, Not is 14
وَلَيۡسَ and is not, And it is not, and not, but not, But not is, and is not, And it is not, and not, but not, But not is 10
أَوَلَيۡسَ Is it not, Is not, Is not, Is it not 4
۞ لَّيۡسَ It is not, Not, It is not, Not 4
لَسۡتَ You are not, You are not 4
لَيۡسَتِ Not, Not 4
لَّسۡتَ you are not, You are not, you are not, You are not 4
وَلَيۡسَتِ And not, And not 2
لَّسۡتُ I am not, I am not 2
لَسۡتُمۡ You are not, You are not 2
لَّسۡتُمۡ you are not, you are not 2
لَسۡتُنَّ You are not, You are not 2
لَّيۡسُواْ who are not, who are not 2
۞ لَيۡسُواْ They are not, They are not 2
وَلَسۡتُم while you (would) not, while you (would) not 2
أَلَسۡتُ Am I not, Am I not 2