taqūla
should say
V – 3rd person feminine singular imperfect verb, subjunctive mood
Root Link: ق و ل
yāḥasratā
Oh My regret
VOC – prefixed vocative particle ya + N – nominative feminine noun
Root Link: ح س ر
farraṭtu
I neglected
V – 1st person singular (form II) perfect verb + PRON – subject pronoun tu
Root Link: ف ر ط
l-sākhirīna
the mockers
DET – determiner prefix al + N – genitive masculine plural active participle
Root Link: س خ ر