gwerslyfr

== Welsh == === Etymology === From gwers (“lesson”) +‎ llyfr (“book”). === Pronunciation === (North Wales, standard, colloquial) IPA(key): /ˈɡwerslɨ̞vr/, [ˈɡwerslɨ̞vr] (North Wales, colloquial) IPA(key): /ˈɡwerslɨ̞vɨ̞r/ (South Wales, standard) IPA(key): /ˈɡwerslɪvr/, [ˈɡwerslɪvr̩] (South Wales, colloquial) IPA(key): /ˈɡwerslɪvɪr/, /ˈɡwersləvɪr/ Rhymes: -ɨ̞vr === Noun === gwerslyfr m (plural gwerslyfrau) textbook === Mutation === === References === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “gwerslyfr”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies