| Term | Definition |
| approach | to go closer to; a road or way that leads to a place |
| burrow | to dig a hole or tunnel under something; to dig deeply into; to search |
| cease | to stop; to bring to an end |
| destructive | causing harm or damage |
| destruction | harm or damage |
| drowsy | tired or sleepy |
| famished | very hungry |
| forecast | to figure out and say what will happen before it takes place; a telling of what will happen |
| hibernate | to spend the winter in a resting place |
| migrate | to move from one country or region to another |
| migration | the act of migrating |
| migratory | moving from one place to another; usually regularly |
| nestle | to settle down comfortably; to lie in a sheltered partly hidden place |
| observe | to see to notice; to comment; to remark; to mark a day or an event; to obey |
| prepare | to make or get ready |
| preparation | something done to get ready |
| reduce | to make or become smaller or less |
| reduction | the act of reducing or the amount by which something is reduced |
| severe | very strict or harsh; hard to bear or deal with |
| venture | to dare to do, to go, or to say; something that involves the risk of a loss |