pymtheg (“fifteen”) + nos (“night”) IPA(key): /pəmˈθɛɡnɔs/ <span class="searchmatch">pymthegnos</span> m or f (plural pymthegnosau) (archaizing) alternative form of pythefnos Note: Certain...
Welsh Wikipedia has an article on: pythefnos Wikipedia cy pumthefnos, <span class="searchmatch">pymthegnos</span>, pumpthegnos, pymthengnos, pysewnoth, pysownoth (obsolete) From Middle...