As you may have noticed, above you will find words for "The situation where water gets trapped in the heat exchanger of a boiler (e.g. due to limescale build-up), resulting in knocking sounds as it turns into expanding steam.". Hover the mouse over the word you'd like to know more about to view its definition. Click to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.