Letters that make door-to-door
o, d, r, t are letters that make 'door-to-door'
o, d, r, t are letters that make 'door-to-door'
2 possible definitions for 'door-to-door'
Under this definition, door-to-door is an adjective and has the following properties:
direct is similar to door-to-door.
"the limousine offers door-to-door service"
Under this definition, door-to-door is an adjective and has the following properties:
house-to-house has the same meaning as door-to-door
comprehensive is similar to door-to-door.
"a door-to-door campaign", "house-to-house coverage"