Letters that make outer
o, e, r, t, u are letters that make 'outer'
router, touter, couter, outers, souter, souters, pouter are words created by adding a letter to 'outer'
2 possible definitions for 'outer'
Under this definition, outer is an adjective and has the following properties:
outward is similar to outer.
"outer reality"
Under this definition, outer is an adjective and has the following properties:
'outer' can be a category of anatomy, general anatomy.
external is similar to outer.
"the outer ear"