llwyddiannus

== Welsh == === Etymology === llwyddiant (“success”) +‎ -us === Pronunciation === (North Wales) IPA(key): /lʊɨ̯ðˈjanɨ̞s/ (South Wales) IPA(key): /lʊi̯ðˈjanɪs/ === Adjective === llwyddiannus successful Antonym: aflwyddiannus === Mutation === === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “llwyddiannus”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies