| Part of speech | common noun |
|---|---|
| Pronunciation | /rat/ |
| Hyphenation | rat |
| Plural | ratte |
| Diminutive | |
|---|---|
| Singular | Plural |
| ratjie | ratjies |
| Danish | tandhjul |
|---|---|
| Dutch | kamrad; kamwiel; tandrad; tandwiel |
| English | cogwheel; gear |
| Esperanto | dentrado; denta rado |
| German | Zahnrad |
| Spanish | rueda dentada |