Aardvark and Armadillo

Aardvark noun - Nocturnal burrowing mammal of the grasslands of Africa that feeds on termites; sole extant representative of the order Tubulidentata.

Armadillo and aardvark are semantically related In some cases you can use "Armadillo" instead a noun "Aardvark".

Armadillo noun - Burrowing chiefly nocturnal mammal with body covered with strong horny plates.

Aardvark and armadillo are semantically related in primitive animal topic. You can use "Aardvark" instead a noun "Armadillo".