"state or condition of being," from O.E. -had "condition, position," cognate with Ger. -heit, Du. -heid, all from P.Gmc. *khaidus. Originally a free-standing word, cf. O.E. hed "position, dignity," O.N. heiğr "honor, dignity," Goth. haidus "manner;" it survives in Eng. only in this suffix.