uwchbennol

== Welsh == === Etymology === uwchben (“overhead”) +‎ -ol. === Adjective === uwchbennol (feminine singular uwchbennol, plural uwchbennol, not comparable) vertical Synonyms: fertigol, unionserth, unionsyth === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “uwchbennol”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies