firws

• feirws

From English virus.

• (North Wales) IPA^(key): /ˈvɪrʊs/
• (South Wales) IPA^(key): /ˈviːrʊs/, /ˈvɪrʊs/

firws m (plural firysau, not mutable)

1. virus

• coronafirws (“coronavirus”)

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