חָגַג châgag (H2287)

properly, to move in acircle, i.e. (specifically) to march in asacred procession, to observe afestival; by implication, to be giddy

1) to hold a feast, hold a festival, make pilgrimage, keep a pilgrim-feast, celebrate, dance, stagger 1a) (Qal) 1a1) to keep a pilgrim-feast 1a2) to reel

a primitive root (compare חָגָא (H2283), חוּג (H2328));