Fizzy water and Sparkling water

Sparkling water and fizzy water are semantically related In some cases you can replace phrase "Sparkling water" with "Fizzy water", this phrases are similar.

Sparkling water noun - Effervescent beverage artificially charged with carbon dioxide.

Fizzy water and sparkling water are semantically related in carbonated water topic. You can use "Fizzy water" instead a noun phrase "Sparkling water".