Tailplane and Vane

Tailplane noun - The horizontal airfoil of an aircraft's tail assembly that is fixed and to which the elevator is hinged.

Vane and tailplane are semantically related. In some cases you can use "Vane" instead a noun "Tailplane".

Vane noun - The flattened weblike part of a feather consisting of a series of barbs on either side of the shaft.

Tailplane and vane are semantically related. Sometimes you can replace term "Tailplane" with "Vane", this nouns are similar.