The active participle denotes “one who says”; the passive participle denotes “something said.” They share root ق و ل but have different morphological patterns.
PositionActive participlePassive participle
Masc. singularقَائِلٌمَقُولٌ
Masc. dualقَائِلَانِمَقُولَانِ
Masc. pluralقَائِلُونَمَقُولُونَ
Fem. singularقَائِلَةٌمَقُولَةٌ
Fem. dualقَائِلَتَانِمَقُولَتَانِ
Fem. pluralقَائِلَاتٌمَقُولَاتٌ
In قَائِلٌ the original middle wāw is represented by hamzah; in مَقُولٌ a wāw remains visible.