cilyddol

== Welsh == === Etymology === cilydd (“companion”) +‎ -ol. === Pronunciation === IPA(key): /kɪˈləðɔl/ === Adjective === cilyddol (feminine singular cilyddol, plural cilyddol, equative mor gilyddol, comparative mwy cilyddol, superlative mwyaf cilyddol) reciprocal, mutual Synonyms: cyfatebol, atgyrchol === Mutation === === Further reading === D. G. Lewis, N. Lewis, editors (2005–present), “cilyddol”, in Gweiadur: the Welsh–English Dictionary, Gwerin R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “cilyddol”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies