arweinlyfr

== Welsh == === Etymology === From arwain (“to guide, to lead”) +‎ llyfr (“book”). === Pronunciation === IPA(key): /arˈwei̯nləv(ə)r/ === Noun === arweinlyfr m (plural arweinlyfrau) guidebook, guide Synonym: llawlyfr travel guide Synonym: teithlyfr === Mutation === === References === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “arweinlyfr”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies