Noun
Verb
Adjective
Phrasal verbs
Word formation/Conjunction
100

Portfolio 

Briefcase 

100

Change 

Alter 

100

Apart

Separate

100

Return 

Come back 

100

Eventually 

In conclusion 

200

Baby(of bear, fox, lion etc)

Cub

200

Save 

Preserve 

200

Spectacular 

Outstanding 

200

Explore 

Look around 

200

Moreover 

In addition 

300

Danger 

Threat 

300

Convince 

Persuade 

300

Spectacular 

Prominent 

300

Take off 

Leave the ground 

300

Nevertheless 

Even though 

400

Conference 

Assembly 

400

Suppose 

Assume 

400

Strong(Energetic)

Vigorous 

400

Go out

Stop burning 

400

Also 

As well 

500

Population 

Inhabitants 

500

Blame 

Accuse 

500

Necessary

Vital

500

Go off

Stop working 

500

True 

Truly