4 letter word
food
nature
100

place where you return every day

home

100

green vegetable 

cucumber

100

bees are collecting this from flowers 

pollen

200

lighter makes ... 

fire

200

Italian national dish 

pasta 

200

bees are collecting pollen from ...

flower

300

the toy that girls play with

doll

300

circle with cheese, meat, mushrooms and ketchup 

pizza 

300

plant which we cut on halloween 

pumpkin 

400

the opposite of heaven

hell

400

something that we can catch from the water

fish

400

grass  that is usually removed from flowerbed

weed

500

inflatable part of the wheel

tire

500

thing with 8 tentacles from see

octopus

500

the science which explore the birds 

ornithology