The first regular door introduced here is نَصَرَ يَنْصُرُ.
ExampleKey patternForm
نَصَرَmiddle root letter has FathahPast
يَنْصُرُmiddle root letter has DhammahMudhaari'
Its verbal noun in this lesson is النَّصْرُ or النَّصْرَةُ, with the meaning of helping.