to make a hissing or sputtering sound; effervesce.

a fizzing sound; effervescence.

soda water or other effervescent water.

an iced mixed drink made of liquor, lemon juice, sugar, and soda

gin fizz.

British Informal . champagne.

verb

be flat

verb

buzz , effervesce , fizzle , froth , hiss , seethe , sibilate , simmer , sparkle , sputter , whisper , whoosh , sizzle , swish , whiz , bubble , cream , lather , spume , suds , yeast , carbonation , effervescence , foam