cymwynasu

== Welsh == === Etymology === cymwynas (“favour, kindness”) +‎ -u === Verb === cymwynasu (first-person singular present cymwynasuaf) (transitive) to be kind to, to favour ==== Conjugation ==== ==== Derived terms ==== cymwynaswr (“benefactor”) === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “cymwynasu”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies