| Part of speech | unknown part of speech |
|---|
| Singular | Plural | |
|---|---|---|
| Nominative | falko | falkoj |
| Accusative | falkon | falkojn |
| Catalan | falcó |
|---|---|
| Czech | sokol; raroh |
| Danish | falk |
| Dutch | valk |
| English | falcon |
| Faeroese | falkur; smyril |
| Finnish | haukka |
| French | faucon |
| German | Falke |
| Greek | γεράκι |
| Hungarian | sólyom |
| Icelandic | fálki; valur |
| Italian | falco |
| Luxemburgish | Fallek |
| Norwegian | falk |
| Papiamento | falki |
| Polish | drzemlik; sokół |
| Portuguese | falcão |
| Romanian | șoim |
| Russian | сокол |
| Saterland Frisian | Falke |
| Spanish | alcotán; halcón |
| Swedish | falk |
| Thai | เหยี่ยว |
| Turkish | doğan |
| Welsh | cudyll; hebog |