Costmaries is a 10 letter English word. It's valid Scrabble word worth 15 points. It's valid Words with friends word worth 16 points.
You can make 1236 anagrams from letters in costmaries (aceimorsst).
1325-75; Middle English costmarie, equivalent to cost (Old English cost costmary Latin costum, costus a composite herb, Saussurea lappa Greek kóstos) + Marie (the Virgin) Mary