cythryblus

== Welsh == === Etymology === cythrwbl (“trouble, tumult”) +‎ -us === Adjective === cythryblus (feminine singular cythryblus, plural cythryblus, equative mor gythryblus, comparative mwy cythryblus, superlative mwyaf cythryblus) troubled, turbulent, disturbed troublesome === Mutation === === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “cythryblus”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies