| Catalan | contagiar,infeccionar, infectar | Danish | inficere |
| English | infect | Esperanto | infekti, kontaĝi |
| Estonian | nakkama | Finnish | infektoida, tartuttaa |
| French | infecter | German | anstecken, infizieren, influenzieren |
| Greek | μολύνω | Hungarian | fertőz, megfertőz |
| Icelandic | smita | Italian | ammorbare, appestare, contagiare, impestare, infettare |
| Lithuanian | apkrėsti, infekuoti, užkrėsti | Macedonian | зарази, инфицира |
| Norwegian | infisere, smitte | Polish | infekować, porażać, zainfekować, zakazić, zarazić, zarażać |
| Portuguese | contagiar, infectar, infetar | Russian | заражать, заразить, инфицировать |
| Spanish | contagiar, infeccionar, infectar, inficionar, inquinar | Turkish | bulaştırılmak, bulaştırmak |
