Convertible preferred stock and Preferred stock

Preferred stock and convertible preferred stock are semantically related. In some cases you can replace phrase "Preferred stock" with "Convertible preferred stock", this phrases are similar.

Preferred stock noun - Stock whose holders are guaranteed priority in the payment of dividends but whose holders have no voting rights.

Convertible preferred stock and preferred stock are semantically related. You can use "Convertible preferred stock" instead a noun phrase "Preferred stock".