gwreiddiadur

== Welsh == === Etymology === gwraidd (“root”) +‎ -iadur === Pronunciation === (North Wales) IPA(key): /ɡwrɛɨ̞̯ðˈjadɨ̞r/ (South Wales) IPA(key): /ɡwrɛi̯ðˈjaːdɪr/, /ɡwrɛi̯ðˈjadɪr/ Rhymes: -adɨ̞r === Noun === gwreiddiadur m (plural gwreiddiaduron) an etymological dictionary, an etymologicon === Mutation ===