Root ض ح ك(D H k) has 8 unique word forms and appears 10 times in the Quran.

English gloss Laugh, Ridicule, Mock, Fool

Word Translation Occurrences
يَضۡحَكُونَ laugh, laughed, they will laugh 6
تَضۡحَكُونَ laugh 2
ضَاحِكٗا laughing 2
ضَاحِكَةٞ Laughing 2
أَضۡحَكَ makes (one) laugh 2
فَلۡيَضۡحَكُواْ So let them laugh 2
وَتَضۡحَكُونَ And you laugh 2
فَضَحِكَتۡ and she laughed 2