Fear, or fright: (S, O, K:) originally (S) a verbal noun; but notwithstanding this, (S, * O, K,) sometimes, (S, O,) having a plural, which is أَفْزَاعٌ. (S, O, K.)
2.
[And, as seems to be indicated by an explanation of مُفَزَّعٌ (q. v.), A fearful event: plural as above.]