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wordformation
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word friends
tenses
100

jednorázový

single-use

100

improve

improvement

100

scorching 

sub-zero

100

the house chores

do

100

Future Simple

will

200

nočný 

nocturnal

200

consume

consumer/consumerism

200

temporary

permanent, long-lasting, lifelong, everlasting

200

an impact

make

200

Future Continuous

wil be doing

300

obojživelník

amphibian

300

nutrition

nutritious

300

average

extraordinary, unusual, atypical

300

extinct

go

300

Future Perfect

will have done

400

znak

omen

400

extinct

extinction

400

industrial

natural, rural, agricultural

400

speech

give

400

Future Perfect Continuous

will have been doing

500

mravčiar

anteater

500

forest

deforestation

500

marine

terrestrial, earth-bound, land-dwelling, surface-dwelling

500

an impression

make