potasiwm

== Welsh == === Etymology === Borrowed from English potassium, from Dutch potasch (“potash”). === Pronunciation === IPA(key): /pɔˈtasjʊm/ Rhymes: -asjʊm === Noun === potasiwm m (uncountable) potassium === Mutation === === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “potasiwm”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies