hollbwysigrwydd

== Welsh == === Etymology === From hollbwysig (“all-important”) +‎ -rwydd. === Pronunciation === (North Wales) IPA(key): /ˌhɔɬbʊɨ̯ˈsɪɡrʊɨ̯ð/ (South Wales) IPA(key): /ˌhoːɬbʊi̯ˈsɪɡrʊi̯ð/, /ˌhɔɬbʊi̯ˈsɪɡrʊi̯ð/ === Noun === hollbwysigrwydd m (uncountable, not mutable) quality or state of being all-important, vital importance, primacy === References === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “hollbwysigrwydd”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies