| Language | Word |
|---|---|
| English | acid test |
| Estonian | lakmusproov |
| Estonian | tuleproov |
| Croatian | pokazatelj trenutne likvidnosti |
| Hungarian | döntő próba |
| Hungarian | savpróba |
| Czech | test kyselosti |
| German | Feuerprobe |
| Estonian | lakmusproov, tuleproov |
| German | harter Test |
| German | strenge Prüfung |
| German | scharfe Probe |