English English Wikipedia has an article on:gyttjaWikipedia Etymology From Swedish. Pronunciation This entry needs pronunciation information. If you are familiar with the IPA or enPR then please add some! Noun gyttja (countable and uncountable, plural gyttjas) A mud formed from the partial decay of peat. Swedish Etymology Probably from Proto-Germanic *gutjōn, related to *geutaną (“to pour”).[1] Noun gyttja c watery mud, muck (geology) a fine-grained, nutrient-rich organic mud, or peat, deposited in lakes and ponds Declension More information nominative, genitive ... Declension of gyttja nominative genitive singular indefinite gyttja gyttjas definite gyttjan gyttjans plural indefinite gyttjor gyttjors definite gyttjorna gyttjornas Close Synonyms dy gegga lera sump Related terms gyttjebad gyttjebotten gyttjebrottning gyttjepöl gyttjig References gyttja in Svenska Akademiens ordlista (SAOL) [1]“gyttja”, in The American Heritage Dictionary of the English Language, 5th edition, Boston, Mass.: Houghton Mifflin Harcourt, 2016, →ISBN. Wikiwand - on Seamless Wikipedia browsing. On steroids.