"Bubbling" refers to the formation of small bubbles in a liquid or the action of something producing bubbles. It can also be used to describe someone's excitement or enthusiasm. Full definition
CO2 trends for earlier times have been derived from measurements of CO2 in air trapped in bubbles in polar ice and in mountain glaciers. (esrl.noaa.gov)
Why did virtually all the big banks get off after the housing bubble burst in 2008? (timeout.com)
The en suite bathroom with bubble bath in our suite had a separate shower and was very spacious. (christravelblog.com)