Braces and Gallows

Braces noun - An appliance that corrects dental irregularities.

Gallows and braces are semantically related. In some cases you can replace term "Gallows" with "Braces", this nouns are similar.

Gallows noun - An instrument of execution consisting of a wooden frame from which a condemned person is executed by hanging.

Braces and gallows are semantically related. Sometimes you can use "Braces" instead a noun "Gallows".