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100

If something has not yet been used, it is called .....

untouched

100

synonym of 'under'

beneath

100

(v) to put things in order

arrange

100

(v) synonym of 'buy'

purchase

100

(v) to be stuck in a place

trap

200

synonyms of 'around'

estimated

200
(noun) synonym of 'option' 

alternative

200

(adj) not rely on anyone or anything

independent

200

(n) a thing that represent for something else

symbol

200

(v) to gradually disappear

(to) vanish

300
If something dangerous is going to happen, it is called a ....

threat

300

the action of moving from one place to another place to live for a short period and then come back

migrate

300

(adj) popular

well-known

300

(adj) worth remembering

memorable

300

(adj) most important, most powerful

dominant

400

synonym of 'too attractive' 

irresistible

400

three times higher

triple

400

(noun) an official limit on something

restriction

400

(v) to learn about something (sometimes you need to travel or search for it)

explore

400

(adv) obviously, very easily to be seen

apparently

500

synonym of 'reduce, decrease' 

diminish

500

(noun) the act of soil gradually damaged

(soil) erosion

500

(adv) continuously over a period of time

constantly

500

(v) not done or happening when expected or when needed; late

overdue

500

(n) synonym of 'result'

consequence