فَعَلَانٌ المَصْدَرُ

Original (Noun of action)/ الْمَصْدَرُ 

The abstract noun of verbs which express violent or continuous motion usually take the form فَعَلَانٌ

Surah/AyatSurah/AyatMeaningNoun
مَعْنَىاِسْمٌ
105/2
To flyطَارَFlyingطَيَرَانٌ
To runجَرَىRunningجَرَيَانٌ
To brandishخَطَرَBrandishingخَطَرَانٌ
To gleamبَرَقَGleamingبَرَقَانٌ
To flashوَمَضَFlashingوَمَضَانٌ
To palpitateخَفَقَPalpitatingخَفَقَانٌ