| Part of speech | common noun |
|---|---|
| Pronunciation | /tadˈkɨː/ |
| Gender | masculine |
| Plural | tadaucu, tadcuod, tadcus |
| Afrikaans | oupa; grootvader |
|---|---|
| Albanian | gjysh |
| Catalan | avi |
| Czech | děd |
| Danish | bedstefader |
| Dutch | grootvader; opa; grootpa |
| English | grandfather |
| Esperanto | avo |
| Faeroese | abbi |
| Finnish | isoisä |
| French | grand‐père; aïeul |
| German | Großvater; Opa |
| Hungarian | nagyapa |
| Icelandic | afi |
| Italian | nonno |
| Jamaican Patois | granfaada |
| Latin | avus |
| Low German | groutvader; opa |
| Norwegian | bestefar |
| Papiamento | padú; padushi; tawela |
| Polish | dziadek |
| Portuguese | avô |
| Russian | дед |
| Scottish Gaelic | seanair |
| Spanish | abuelo |
| Sranan | grantata |
| Swedish | farfader; mormoder |
| Turkish | büyükbaba |
| West Frisian | oarreheit; pake |
| Yiddish | זײדע |