Welsh edit

Etymology edit

From at- +‎ cyfnerthu.

Verb edit

atgyfnerthu (first-person singular present atgyfnerthaf)

  1. to reinforce, to strengthen
    Synonyms: cryfhau, grymuso

Conjugation edit

Derived terms edit

Mutation edit

Welsh mutation
radical soft nasal h-prothesis
atgyfnerthu unchanged unchanged hatgyfnerthu
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), “atgyfnerthu”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies