Welsh
Etymology
Reduplication of mwy.
Adverb
mwy fwy
- alternative form of mwyfwy (“more and more”)
- Antonym: llai-lai
References
- R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “mwy fwy”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies