Brimstone and Sulfurous

Brimstone noun - An old name for sulfur.

Sulfurous and brimstone are semantically related in sulphur topic. In some cases you can use "Sulfurous" instead a noun "Brimstone", when it comes to topics like sulfur.

Sulfurous adjective - Of or related to or containing sulfur or derived from sulfur.

Brimstone and sulfurous are semantically related in sulphur topic. You can use "Brimstone" instead a noun "Sulfurous", if it concerns topics such as sulfur.