Welsh edit

Etymology edit

From Old Welsh timuil, from Proto-Brythonic *tɨβ̃uɨl, from Proto-Celtic *temeslos, from Proto-Indo-European *temH-.

Pronunciation edit

Adjective edit

tywyll (feminine singular tywell, plural tywyllion, equative tywylled, comparative tywyllach, superlative tywyllaf)

  1. dark
    Mae hi'n dywyll yn yr ogof.
    It's dark in the cave.

Noun edit

tywyll m (usually uncountable, plural tywyllau)

  1. darkness
    Synonym: tywyllwch

Mutation edit

Welsh mutation
radical soft nasal aspirate
tywyll dywyll nhywyll thywyll
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.

Further reading edit

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