gweithiad

== Welsh == === Etymology === From gwaith (“work”) +‎ -iad (“-ness”). === Pronunciation === IPA(key): /ˈɡwei̯θjad/ === Noun === gweithiad m (plural gweithiadau) working, function, making Synonyms: gwneuthuriad, gweithrediad === Mutation === === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “gweithiad”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies