tocyn ôl a blaen

== Welsh == === Etymology === Literally, “back and forth ticket”. === Noun === tocyn ôl a blaen m (plural tocynnau ôl a blaen) (travel) return ticket ==== Synonyms ==== tocyn dwyffordd === Further reading === Griffiths, Bruce; Glyn Jones, Dafydd (1995), “return”, in Geiriadur yr Academi: The Welsh Academy English–Welsh Dictionary‎[1], Cardiff: University of Wales Press, →ISBN