Believe it or not, a looped, low-pass filtered is used in "Dark Academia" and "Witchy Vibes" ambience videos. The sound of a bubbling, hot potion is strangely relaxing.
Modern Foley artists create hot bubble sounds by:
The “cartoon bubble sound effect hot” is a rich example of diegetic sound design that transcends mere realism. By leveraging frequency, noise, and transient shaping, animators signal temperature and emotional heat simultaneously. Future research could explore cultural variations — e.g., Japanese anime’s use of jiiii (steam hiss) versus Western cartoon sizzle-pop .
Use these if the bubbles are popping instantly because they are so hot: SSSSS-BLIP! SIZZLE-GLUB Playful & Stylized For a more modern or abstract cartoon feel: GLUG-A-LUG! Bloop-a-doop! To make these look "hot" in a comic, use bright red or orange text wavy, melting font Which of these fits the visual style of your cartoon best?
You don't need a volcano to record hot bubbles. You can create a convincing "hot" effect with a few home tricks: