Ответ:
| +er | +r | double letter + er | y → i + er |
|---|---|---|---|
| clean → cleaner long → longer new → newer tall → taller | nice → nicer | fat → fatter hot → hotter sad → sadder | dirty → dirtier easy → easier |
| +er | +r | double letter + er | y → i + er |
|---|---|---|---|
| clean → cleaner long → longer new → newer tall → taller | nice → nicer | fat → fatter hot → hotter sad → sadder | dirty → dirtier easy → easier |