All eight examples from the four derived forms can now be compared in one table.
FormPerfectImperfectVerbal noun
IVأَقَامَيُقِيمُإِقَامَةٌ
IVأَطَارَيُطِيرُإِطَارَةٌ
Xاِسْتَعَانَيَسْتَعِينُاِسْتِعَانَةٌ
Xاِسْتَعَارَيَسْتَعِيرُاِسْتِعَارَةٌ
VIIIاِجْتَابَيَجْتَابُاِجْتِيَابٌ
VIIIاِخْتَارَيَخْتَارُاِخْتِيَارٌ
VIIاِنْقَادَيَنْقَادُاِنْقِيَادٌ
VIIاِنْقَاضَيَنْقَاضُاِنْقِيَاضٌ
Each pair belongs to one derived form, but its roots and sometimes meaning differ. Therefore both the derived-form label and the original root must be retained in analysis.