They wanted to expand their borders.
1) Amoral - absence of specific moral values or judgments.
2) Ecosystem - the plants and wildlife that make up a region.
3) Indelible - something not easily forgotten; impossible to get rid of as a memory.
4) Insidious - very dangerous or harmful.
5) Prognosis - the likely outcome of something, such as an illness.
6) Surmise - to make a guess or assumption about something.
