ystaenwydr

== Welsh == === Etymology === From ystaen (“tin”) +‎ gwydr (“glass”). === Pronunciation === (North Wales) IPA(key): /ˌəstaɨ̯nˈwɨ̞dr/ (North Wales, colloquial) IPA(key): /ˌəstaɨ̯nˈwɨ̞dɨ̞r/ (South Wales) IPA(key): /ˌəstai̯nˈwɪdr/ (South Wales, colloquial) IPA(key): /ˌəstai̯nˈwɪdɪr/ Rhymes: -ɨ̞dr === Noun === ystaenwydr m (uncountable) (obsolete) bismuth Synonym: bismwth === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “ystaenwydr”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies