Old Testament Hebrew Lexical Dictionary
Strong's #2283 - חָגָּא
1) terror, a reeling (in terror)
1164) ch (ההג HhG) AC: Feast CO: Circle AB: Terror: The pictograph h is a picture of a wall representing outside. The c is a picture of a foot and represents a gathering. Combined these mean "outside gathering". The gathering together for a festival, usually in the form of a circle for dancing and feasting. (eng: hug - as an encircling; circ - an exchange of the h and c and the g and c; cog - an exchange of the h and c)
Jeff Brenner, Ancient Hebrew Research Center Used by permission of the author.
חָגָּא i.q. חָגָּה (which is the reading of many copies) f., fear, terror, Isaiah 19:17. Root חָגַג No. 3.
the Seventh Week after Easter