tenne
A tincture, rarely employed, which is considered as an orange color or bright brown. It is represented by diagonal lines from sinister to dexter, crossed by vertical lines.
Donny48, I thought the 'however'* meant Yet, and 'back' meant reversed, so Tey. 'Contains extremes of wan skin' gives us the two Ns.
*not 'hover', simply a typo!
Te nn y.
PS I think this is pretty much what Bobbinwales said.