myrdd

Welsh

Borrowed from Latin myrias, from Ancient Greek μυριάς (muriás, “number of 10,000”), from μυρίος (muríos, “numberless, countless, infinite”).

Lua error in Module:parameters at line 290: Parameter 1 should be a valid language or etymology language code; the value "cy-N" is not valid. See WT:LOL and WT:LOL/E. IPA^(key): /mɨ̞rð/
Lua error in Module:parameters at line 290: Parameter 1 should be a valid language or etymology language code; the value "cy-S" is not valid. See WT:LOL and WT:LOL/E. IPA^(key): /mɪrð/

myrdd m or f (ordinal myrddfed)

Welsh mutation
radical	soft	nasal	aspirate
myrdd	fyrdd	unchanged	unchanged
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.