| Polish word | English word | History |
| nawet gdyby | even if | |
| niemniej jednak | nevertheless | |
| niż | than | |
| po czym | after which | |
| pod warunkiem, że | provided that | |
| ponadto | moreover | |
| ponieważ | because/as/since | |
| poza tym | besides | |
| skoro tylko... | as soon as... | |
| także | also/too | |
| to znaczy | that is (to say) | |
| w przeciwnym razie | otherwise | |
| więc | so | |
| zarówno..., jak i.... | both... and... |