Bete noir and Wasting away

Wasting away and bete noir are semantically related. In some cases you can use "Wasting away" instead a noun phrase "Bete noir".

Wasting away noun - A decrease in size of an organ caused by disease or disuse.

Bete noir and wasting away are semantically related. Sometimes you can use "Bete noir" instead a noun "Wasting away".