In French, when you say I want this one or You need that one!, the word you choose depends on the noun's gender and number!
| masculine | feminine |
|---|---|
| celui‑ci, celui‑là this one, that one |
celle‑ci, celle‑là this one, that one |
| ceux‑ci, ceux‑là these ones, those ones |
celles‑ci, celles‑là these ones, those ones |