Synonyms: effective, effectual, decisive, efficient
| Part of speech | adjective |
|---|---|
| Pronunciation | /ɛfɪˈkeɪ̯ʃəs/ |
| Hyphenation | ef·fi·ca·cious |
| Shavian alphabet | 𐑧𐑓𐑦𐑒𐑱𐑖𐑩𐑕 |
| Dutch | afdoend; doeltreffend; efficiënt; werkzaam |
|---|---|
| Esperanto | efika |
| German | wirksam |
| Italian | efficace |
| Papiamento | adekuá; adekuado |
| Portuguese | eficaz; eficiente |
| Saterland Frisian | drastisk; wierkengsful |
| Spanish | eficaz |
| West Frisian | beskiedend; ôfdwaande |