| barter |
to trade services or things for other services or things without using money. |
| biological |
having to do with living things and their life processes. |
| clarify |
to make easier to understand; make clear. |
| compress |
to press into less space; squeeze closely together. |
| exceed |
to go beyond or do more than. |
| extinction |
the act or process of becoming or making extinct. |
| harassment |
behavior that threatens, attacks, or offends another person repeatedly. |
| hardheaded |
not easily moved, manipulated, or duped; shrewd; pragmatic. |
| innovation |
a new idea, product, or way to do something. |
| lax |
not rigorous, strict, or careful; loose; lenient. |
| management |
the act of controlling and directing. |
| obstacle |
something that stops forward movement or progress. |
| renew |
to make like new; restore. |
| revise |
to change or make different. |
| summon |
to call to appear for a particular purpose. |