aethnen

== Welsh == === Etymology === Ultimately from Proto-Indo-European *Hosp-; see Proto-Germanic *aspō. === Pronunciation === (North Wales) IPA(key): /ˈeɨ̯θnɛn/ (South Wales) IPA(key): /ˈei̯θnɛn/ === Noun === aethnen m (plural aethnenni) aspen (tree of the genus Populus) common aspen (Populus tremula) === Mutation === === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “aethnen”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies