Aigrette and Perimeter

Aigrette noun - A long plume (especially one of egret feathers) worn on a hat or a piece of jewelry in the shape of a plume.

Perimeter and aigrette are semantically related. In some cases you can use "Perimeter" instead a noun "Aigrette".

Perimeter noun - The line or relatively narrow space that marks the outer limit of something.

Aigrette and perimeter are semantically related. Sometimes you can use "Aigrette" instead a noun "Perimeter".