Sipper is a 6 letter English word. It's valid Scrabble word worth 10 points. It's valid Words with friends word worth 12 points.
You can make 106 anagrams from letters in sipper (eipprs).
First recorded in 1605-15; sip + -er1
Meanwhile a great black and white paper-hornet has seen his opportunity, and is soon slyly approaching behind the sipper.