Synonyms: addled, sheepish, silly, dull, dumb
| Part of speech | adjective |
|---|
| Positive | stupid |
|---|---|
| Comparative | stupider, more stupid |
| Superlative | stupidest, most stupid |
| Afrikaans | stom; dom |
|---|---|
| Albanian | marrë |
| Catalan | estúpid |
| Czech | hloupý |
| Danish | dum |
| Dutch | bot; dom; stom; stupide |
| Esperanto | stulta |
| Faeroese | tápuligur |
| Finnish | tyhmä |
| French | idiot; sot; stupide |
| German | dumm; dämlich |
| Hungarian | buta |
| Italian | ignorante; sciocco; stupido |
| Latin | stultus |
| Luxemburgish | blöd |
| Papiamento | bobo; bubè; chambòn; sokete |
| Polish | głupi |
| Portuguese | estulto; estúpido; imbecil; lerdo; lorpa; parvo; tolo |
| Russian | глумый |
| Saterland Frisian | bieslänsk; dum; ferwoand; hoolfwies; hoolich; labberch |
| Spanish | estólido; zote |
| Sranan | don |
| Swedish | dum |
| Thai | โง่ |
| Turkish | ahmak; akılsız |
| Ukrainian | дурний |
| West Frisian | dom |