Adust is a 5 letter English word. It's valid Scrabble word worth 6 points. It's valid Words with friends word worth 7 points.
You can make 60 anagrams from letters in adust (adstu).
1400-50; late Middle English Latin adustus (past participle of adūrere), equivalent to ad- ad- + us- (base of ūrere to burn) + -tus past participle suffix
The Oxford scholar long ago, as described by Chaucer, was adust and thin.
He was tired and adust with long riding; but he did not go home.
adust, a-dust′, adj. burnt up or scorched; browned with the sun.
Blondel took up the word, his eyes sparkling, his adust complexion heated and full of fire.
The Tragedian unbent by degrees; his adust countenance warmed into flesh and blood, and he grew facetious and festive.
Go, ye Chimeras, with your magnetic vellum; sweet young Chimera, adust middle-aged one!