Rhydychen

== Welsh == === Etymology === From rhyd +‎ ychen, probably a calque of Old English Oxnaford, unless the latter is itself a calque of an older Brythonic name. === Pronunciation === (North Wales) IPA(key): /ˌr̥ɨːˈdəχɛn/, /r̥ɨ̞ˈdəχɛn/ (South Wales) IPA(key): /ˌr̥iːˈdəχɛn/, /r̥ɪˈdəχɛn/ === Proper noun === Rhydychen f Oxford (a city in Oxfordshire, England) ellipsis of Prifysgol Rhydychen (“University of Oxford”) ==== Derived terms ==== Prifysgol Rhydychen Swydd Rydychen === Mutation ===