pennoncel, pennoncelle, penoncel.
creamer, dreamer, femur, lemur, reamer, schemer, screamer, steamer.
stammerers, smatterers.
Your query has returned 307 words, which include anagrams of streamers as well as other shorter words that can be made using the letters included in streamers.
The words in this list can be used in games such as Scrabble, Words with Friends, Wordscapes and other similar games.