Idlesse is a 7 letter English word. It's valid Scrabble word worth 8 points. It's valid Words with friends word worth 9 points.
You can make 140 anagrams from letters in idlesse (deeilss).
1590-1600; idle + -esse, as in finesse, etc.
“Wise meditations, that be fruitful in good works, be far away from idlesse,” quoth he.