i Register
In some senses, flabaghast is marked as archaic. Watch for register when choosing this word.
verb
Archaic spelling of flabbergast.
At this I was rendered completely flabaghast—for, although the allegation was undeniably correct, I had confidently hoped that my friend Ram was unaware of the fact, or would at least have the ordinary mother-wit to refrain from blurting it out!
noun
Archaic spelling of flabbergast.