Bauble and Earring

Bauble noun - A small object displayed for its attractiveness or interest.

Earring and bauble are semantically related In some cases you can use "Earring" instead a noun "Bauble".

Earring noun - Jewelry to ornament the ear; usually clipped to the earlobe or fastened through a hole in the lobe.

Bauble and earring are semantically related in precious stones topic. Sometimes you can use "Bauble" instead a noun "Earring".