| Part of speech | common noun |
|---|---|
| Hyphenation | av·o |
| Singular | Plural | |
|---|---|---|
| Nominative | avo | avoj |
| Accusative | avon | avojn |
| Afrikaans | oupa |
|---|---|
| Albanian | gjysh |
| Catalan | avi |
| Czech | děd |
| Danish | bedstefader |
| Dutch | bestevaar; grootpa; grootvader; opa |
| English | grandfather |
| Faeroese | abbi |
| Finnish | isoisä |
| French | aïeul; grand‐père |
| German | Großvater; Opa |
| Hungarian | nagyapa |
| Icelandic | afi |
| Italian | nonno |
| Jamaican Patois | granfaada |
| Latin | avus |
| Low German | groutvader |
| Norwegian | bestefar |
| Papiamento | padú; padushi; tawela |
| Polish | dziadek |
| Portuguese | avô |
| Russian | дед |
| Scottish Gaelic | seanair |
| Spanish | abuelo |
| Sranan | grantata |
| Swedish | farfader; farfar; mormoder; morfar |
| Thai | ปู่; ตา |
| Turkish | büyükbaba |
| Welsh | tadcu |
| West Frisian | oarreheit; pake |
| Yiddish | זײדע |