rhoi dau a dau ynghyd
Welsh
Verb
rhoi dau a dau ynghyd (first-person singular present rhof dau a dau ynghyd)
- (idiomatic) to put two and two together, to figure out
Further reading
- R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “rhoi dau a dau ynghyd”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies