goruchwyliaeth

== Welsh == === Etymology === From goruchwylio (“to oversee, to supervise”) +‎ -aeth. === Noun === goruchwyliaeth f (uncountable) oversight, supervision, stewardship Synonym: arolygiaeth === Mutation === === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “goruchwyliaeth”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies