Ferruginous is a 11 letter English word. It's valid Words with friends word worth 19 points.
You can make 570 anagrams from letters in ferruginous (efginorrsuu).
1655-65; Latin ferrūginus rust-colored, derivative of ferrūgin-, stem of ferrūgō iron-rust, derivative of ferrum iron; see -ous
There was also in the garden a mineral spring of a ferruginous quality.
Ferrugineous, or ferruginous, resembling iron-rust; red-grayish.
Everywhere was the same blackened, cooling, ferruginous slag.
The hind wings on this side are ferruginous, mottled with purple.
There are sandstones, shales, and grits, with ferruginous joints.
The hind wings are ferruginous on the under side, mottled with yellow.
On the under side the fore wings are fulvous, tipped with ferruginous.
It is also prepared from several artificial mixtures of ferruginous clay and lime, calcined together.
Genuine Roman cement consists of puzzolene (a ferruginous clay from Pozzuoli, calcined by the fires of Vesuvius), lime, and sand.
The body is dusky indigo blue; the tail and abdomen are ferruginous.