| A | B |
|---|
| cooperate | to work together |
| organization | group that has a common purpose |
| adulthood | condition of being grown-up |
| tireless | not needing rest |
| defend | to keep safe |
| bustle | to be noisy and busy |
| teeming | full of life; swarming |
| threat | signal that harm will occur |
| authority | power of command |
| existence | a state of being |
| dwelling | to live in a place |
| pursuit | the act of chasing something |
| sifted | to fall, be sprinkled |
| haven | a shelter; safe place |
| grit | small pieces of sand or stone |
| mesh | a neet of connected threads |
| landmark | something easily seen, used to determine one's location |
| caravan | a group of people traveling together for safety |
| silhouetted | to form a dark outline aganist a light background |
| scuttled | to move with quick, short steps |
