Hubbly-bubbly and Tobacco pipe

Hubbly-bubbly noun - An oriental tobacco pipe with a long flexible tube connected to a container where the smoke is cooled by passing through water.

Tobacco pipe and hubbly-bubbly are semantically related. In some cases you can use "Tobacco pipe" instead a noun phrase "Hubbly-bubbly".

Tobacco pipe noun - A tube with a small bowl at one end; used for smoking tobacco.

Hubbly-bubbly and tobacco pipe are semantically related. Sometimes you can replace phrase "Hubbly-bubbly" with "Tobacco pipe", this phrases are similar.