Welsh edit

Etymology edit

From echdorri (to erupt) +‎ -iad.

Pronunciation edit

Noun edit

echdoriad m (plural echdoriadau)

  1. (geology) eruption

Mutation edit

Welsh mutation
radical soft nasal h-prothesis
echdoriad unchanged unchanged hechdoriad
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.

References edit

  • R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “echdoriad”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies