Root ف ز ع(f z E) has 4 unique word forms and appears 6 times in the Quran.

English gloss Fear, Frightened, Alarm

Word Translation Occurrences
فَفَزِعَ and he was afraid, and will be terrified 4
فَزَعٖ (the) terror 2
فُزِّعَ fear is removed 2
فَزِعُواْ they will be terrified 2
ٱلۡفَزَعُ the terror 2