| extinction | 1 |
| the indian ocean | 0.31 |
| become extinct | 0.68 |
| live on the island of m… | 0.47 |
| become flightless | 0.42 |
| play the piano | 0.25 |
| adapt to life | 0.25 |
| become with the popular… | 0.25 |
| weighed 10.6–21.1 kg | 0.25 |
| roam the park | 0.25 |
| greet new visitors | 0.20 |
| enlarged olfactory bulb | 0.35 |
| natural predators | 0.33 |
| stubby wings | 0.28 |
| the disability | 0.25 |
| large body | 0.25 |
| small, curved tail | 0.25 |
| short legs | 0.25 |
| large beak | 0.25 |
| similar intelligence le… | 0.25 |
| extinct flightless bird | 0.48 |
| flightless bird | 0.48 |
| large flightless bird | 0.46 |
| bird | 0.37 |
| large birds | 0.25 |
| stupid bird | 0.16 |
| driven to extinction | 0.40 |
| discovered on the islan… | 0.33 |
| discovered | 0.31 |
| fearless of human | 0.28 |
| native to mauritius | 0.28 |
| caught | 0.28 |
| considered clumsy | 0.28 |
| used as symbol | 0.25 |
| declared extinct | 0.25 |
| killed | 0.25 |
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