The Collaborative International Dictionary
Harbingering
Harbinger \Har"bin*ger\, v. t. [imp. & p. p. Harbingered
(h[add]r"b[i^]n*j[~e]rd); p. pr. & vb. n. Harbingering.]
To usher in; to be a harbinger of. ``Thus did the star of
religious freedom harbinger the day.''
--Bancroft.
Wiktionary
harbingering
vb. (present participle of harbinger English)