lubed, blued, bugle, bulge, blume, umbel, boule, bluer, ruble, rubel, blues, lubes, bluet, butle, bluey.
Your query has returned 6 words, which include anagrams of bleu as well as other shorter words that can be made using the letters included in bleu.
The words in this list can be used in games such as Scrabble, Words with Friends, Wordscapes and other similar games.