| drastically | extremely |
| enigmatic | perplexing |
| indigenous | native to an area |
| metabolism | chemical reactions in living things |
| ingestion | taking in food |
| digestion | breaking food down |
| respiration | breathing |
| excretion | getting rid of waste materials |
| available | ready for use |
| cater | satisfy the needs of |
| customary | usual or expected |
| dissuade | persuade not to do something |
| firebrand | troublemaker |
| hazard | danger |
| homicide | Murder |