ffrithiant

== Welsh == === Etymology === Learned borrowing from English friction +‎ -iant. === Pronunciation === IPA(key): /ˈfrɪθjant/ === Noun === ffrithiant m (plural ffrithiannau, not mutable) friction ==== Derived terms ==== ffrithiol (“fricative”) === References === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “ffrithiant”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies