Tourism
Hiking
Tourism
Hiking
How drugs are studied
How drugs are studied
Aerobic exercises
100

To attract , pull

Draw 

100

Site 

Place 

100

To focus on 

Target 

100

To watch , observe 

Monitor 

100

To prevent 

Stave off 

200

To build 

Construct

200

Upside 

Advantage,  good part 

200

Result

Outcome 

200

Long lasting 

Theoretical 

200

Before 

Previously

300

Native

Original to a place

300

Something expensive and desirable but not  unnecessary 

Luxury 

300

Material 

Substance 

300

To produce 

Manufacture

300

To control 

Regulate 

400

Something strange,  unknown,  or difficult to understand 

Mystery 

400

The ability to think creatively,  from pictures in the mind 

Imagination 

400

To improve 

Enhance

400

To happen , occur 

Recur

400

Damaged , weakened

Impaired

500

Daring , willing to try new or dangerous activities 

Adventurous 

500

System of various parts that work together 

Network 

500

The growing of organic materials in a laboratory setting 

Culture 

500

The period between two times or events 

Interval

500

Large amount of something in the same place 

Concentration