o amser i amser

== Welsh == === Alternative forms === o amser yn amser === Adverb === o amser i amser from time to time === References === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “o amser i amser”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies