mitry--prophetes.ai

mitry, a. Her.
  (ˈmaɪtrɪ)
  [f. mitre n. + -y¹.]
  Charged with a number of mitres.

1847 Gloss. Her., Mitry. The word occurs in blazoning a bordure charged with eight mitres. 1889 Elvin Dict. Her.

Oxford English Dictionary