He aha e Ó cathasaigh tikanga? Meaning o ingoa Ó cathasaigh.
I ona ingoa Ó cathasaigh haere mai hea i? Origin o ingoa Ó cathasaigh.
Tenei ingoa i roto i ētahi atu reo, kupu, me rerekē te whakahua o te ingoa whakamutunga Ó cathasaigh.
Ó cathasaigh hototahi whakamātautau ki ingoa.
Ó cathasaigh hototahi whakamātautau ki ētahi atu ingoa whānau.