Letters that make mutt
m, t, u are letters that make 'mutt'
mutts is a word created by adding a letter to 'mutt'
1 possible definitions for 'mutt'
Under this definition, mutt is a noun and has the following properties:
'mutt' can be a type of dog, domestic dog, Canis familiaris.
feist, fice, pariah dog, pye-dog, pie-dog are types of 'mutt'.
mongrelize, mongrelise are derivatives of 'mutt'.