Front

debris

Back

The scattered remains of something

Front

emphasis

Back

Special force used when saying a particular word or syllable; stress

Front

encounter

Back

A usually unexpected meeting

Front

generations

Back

Steps in the line of descent from a common ancestor

Front

indicated

Back

Was sign of; showed

Front

naturalist

Back

A person who specializes in the study of things in nature; especially animals and plants

Front

sheer

Back

Steep

Front

spectacular

Back

Very unusual or impressive