stôr (“store”) + tŷ (“house”)[1]
stordy f (plural stordai or stordeiau, not mutable)
- storehouse, warehouse, depot
- Synonyms: stôr, storfa, warws, depo
- ^ R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “stordy”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies