atalfa

== Welsh == === Etymology === From atal (“to prevent, to stop, to hinder, to impede”) +‎ -fa. === Pronunciation === IPA(key): /aˈtalva/ === Noun === atalfa f (plural atalfeydd) obstacle, obstruction, hindrance Synonyms: rhwystr, llestair ==== Derived terms ==== atalfa cyflymder (“speed bump”) atalfa galed (“hard stop”) === Mutation === === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “atalfa”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies