If you can repeat letters, you can make the word 'eleven'.
Since the challenge is on level 11, you can spell the word "eleven" by using the E button three times.
Merriam-Webster's Official Scrabble Players Dictionary does not include a 4 letter word using the letters ELVN. It does include the 3 letter word lev. It is a valid scrabble word that means a monetary unit of Bulgaria.
You could rearrange the letters in "peaces" to form the word "escape."
Using the E three times, you can spell "eleven." Otherwise you would need other letters to form words of 6 letters or more, such as leaven and venial.
how can i make a word with these letters TOP PIX