| adaptive |
capable of changing in response to changes in environment. |
| arbitrary |
resulting from personal opinions, wishes, or feelings instead of from a rule or reason. |
| barter |
to trade services or things for other services or things without using money. |
| commute |
to ride or drive a long distance to and from work or school. |
| conclude |
to bring to an end; finish or complete. |
| delirium |
a temporary state of mental disturbance sometimes caused by high fever, shock, or intoxication, and characterized by confusion, hallucinations, delusions, disturbed speech, and the like. |
| disgrace |
loss of respect, honor, or favor; shame. |
| grimy |
covered or filled with dirt or soil; extremely dirty. |
| mastery |
the full grasp of a subject or skill. |
| notify |
to tell about; give notice of. |
| philosophical |
of or pertaining to the nature and principles of knowledge, truth, existence, and moral and aesthetic values. |
| populate |
to live in; inhabit. |
| saga |
a medieval Nordic or Icelandic prose narrative, especially one describing the historical or legendary exploits of a single person or family. |
| strive |
to try or work hard. |
| undiscovered |
not yet found or known to exist. |