rhwbio

== Welsh == === Alternative forms === rwbio rwbo === Etymology === Borrowed from English rub. === Pronunciation === IPA(key): /ˈr̥ʊbjɔ/ === Verb === rhwbio (first-person singular present rhwbiaf) to rub, to chafe ==== Conjugation ==== ==== Derived terms ==== rhwbiad (“rubbing”) === Mutation === === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “rhwbio”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies