Mahmut
Avicii
Duke
Tom
Calvin
100

Careful to avoid danger or trouble

Cautious

100

Provide or do something good to balance the bad effects of something

Compensate

100

A thin layer spread over the surface of something

Coating

100

A space or hole inside something

Cavity

100

Moving in a careless way that lacks skill

Clumsy

200

A)Failure to do something due to nervousness or 

B)inability to breathe due to lack of air or an object in your throat

Chocking

200

Impossible to control mentally

Compulsive

200

Confuse someone so much that cannot explain or manage anything

Confound

200

The subjects that students study at a school,college,or university

Curriculum

200

A person who professionally gives advice and solves problems

Counselor

300

An action to prevent something bad happening or prevent the opposite effect

Countermeasure

300

Allow someone to take something from you

Cede

300

Very important

Critical

300

A small group considered important or powerfull

Core

300

Made of two or more parts

Composite

400

A part or feature

Component

400

Bring together information from different sources to form a list,database,a book etc.

Compile

400

Pollute something by adding something chemical 

Contaminate

400

Pay an artist,musician,etc.to produce a piece of work

Commision

400

Examine and compare  two things to find any connection between them

Correlate

500

A circular part around something

Circuit

500

Make up,be

Constitute

500

Collect and organize information

Collate

500

The group of people who work on a ship,an aircraft etc.

Crew

500

Arrange a formal meeting

Convene