French French Wikipedia has an article on:boue rougeWikipedia fr Etymology boue (“mud”) + rouge (“red”) Pronunciation IPA(key): /bu ʁuʒ/ Rhymes: -uʒ Homophone: boues rouges Noun boue rouge f (plural boues rouges) (chemistry, ecology) red mudWikiwand - on Seamless Wikipedia browsing. On steroids.