Vastitude is a 9 letter English word. It's valid Words with friends word worth 15 points.
You can make 380 anagrams from letters in vastitude (adeisttuv).
From the Latin word vastitūdō, dating back to 1535-45. See vast, -i-, -tude
Five years in narrow walls had unfitted me for the enormous declivity of the stairway, for the vastitude of the prison yard.
“Ah,” Walter Merritt Emory murmured, with a vastitude of confidence and assurance.
And I, for one, and for still other reasons, congratulate myself upon the vastitude of my good fortune.
I was confronted with the vastitude of the universe at once, without the ingratiating introduction of the fairy tale.