As you may have noticed, above you will find words for "Of a fuel-air mixture: having more fuel (thus less air) than is necessary to burn all of the fuel; less air- or oxygen- rich than necessary for a stoichiometric reaction.". 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.