| Part of speech | common noun |
|---|---|
| Pronunciation | /rɪə̯ˈɑksi/ |
| Hyphenation | re·ak·sie |
| Plural | reaksies |
| Catalan | reacció |
|---|---|
| Czech | odezva; reakce |
| Dutch | reactie |
| English | reaction |
| Esperanto | reakcio; reago |
| Finnish | vastavaikutus |
| French | réaction |
| German | Reaktion |
| Icelandic | viðbragð |
| Low German | reakty; reaksioon; reaksy |
| Papiamento | reakshon |
| Portuguese | reaçcão |
| Saterland Frisian | Reaktion |
| Spanish | reacción |
| Swedish | reaktion |
| West Frisian | reäksje |