Regular verbs formed from three root letters that do not change during conjugation
Verbs with identical second and third root letters
Verbs with a weak second root letter
Irregular verbs with a weak first root letter (waw or ya)
Irregular verbs with a weak third root letter (alif, ya, or alif al-maqsura)
Verbs that have hamza as the first, second, or third root letter
Verbs that have weak first and third root letters
Verbs that have weak second and third root letters