torchi'r ddaear

== Welsh == === Etymology === Literally, “to roll up the earth”. === Verb === torchi'r ddaear (first-person singular present torchaf y ddaear) to fly into a rage === Mutation === === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “torchir ddaear”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies