Doodlebug and Guided missile

Doodlebug noun - A small jet-propelled winged missile that carries a bomb.

Guided missile and doodlebug are semantically related. In some cases you can use "Guided missile" instead a noun "Doodlebug".

Guided missile noun - A rocket-propelled missile whose path can be controlled during flight either by radio signals or by internal homing devices.

Doodlebug and guided missile are semantically related. Sometimes you can replace term "Doodlebug" with "Guided missile", this terms are similar.