The word backlights uses 10 letters:abcghiklst.
BACKLIGHTS is playable in:
backlights is a valid word in this word list. For a definition, see the external dictionary links below.
Try a search for backlights in these online resources (some words may not be found):
Wiktionary - OneLook Dictionaries - Merriam-Webster - Google Search
Each search will normally open in a new window.
Unscramble words found within backlights
Words formed by adding one letter
Adding one letter to backlights does not form any other word in Words With Friends word list.