pillffon

From pill (“trunk, pole”) +‎ ffon (“stick, lance”).

• IPA^(key): /ˈpɪɬfɔn/
• Rhymes: -ɪɬfɔn

pillffon f (plural pillffyn)

1. (mechanics) piston

   Synonyms: piston, ceuffon

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