twymyn

== Welsh == === Etymology === From twym (“warm”), from Proto-Celtic *teɸesmis, from Proto-Indo-European *tep- (“be warm”). === Pronunciation === (North Wales) IPA(key): /ˈtʊɨ̯mɨ̞n/ (South Wales) IPA(key): /ˈtʊi̯mɪn/ === Noun === twymyn f (plural twymynau) fever Synonym: cryd ==== Derived terms ==== twymyn y chwarennau (“glandular fever”) y dwymyn goch (“scarlet fever”) === Mutation === === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “twymyn”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies