tocyn deuben

== Welsh == === Etymology === Literally, “double-headed ticket”. === Noun === tocyn deuben m (plural tocynnau deuben) (travel, archaic) return ticket ==== Synonyms ==== tocyn dwyffordd === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “tocyn deuben”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies