The Root
The Meaning
The Root #2
The Meaning #2
Challenge
100

aer-

air/ atmosphere

100

people

dem-

100

geo-

earth

100

water

hydr/hydro/hydra-

100

provide the prefix and meaning of the prefix

aerobic, aerosol, aerated

aer-

air/atmosphere

200

hemo-

blood

200

time

chron

200

bio-

life

200

earth

geo-

200

provide the prefix and meaning of the prefix

biometrics, biocontrol, biophysics

bio-

life

300

hydr/hydro/hydra-

water

300

life

bio-

300

dem-

people

300

air/atmosphere

aer-

300

provide the prefix and meaning of the prefix

chronometer, chronometry, chronicling

chron-

time

400

chron-

time

400

writing

gram-

400

auto-

self

400

books, of books

biblio

400

provide the prefix and meaning of the prefix

hemoglobin, hemostasis, hemorroid

hemo-

blood

500

gram-

writing

500

blood

hemo-

500

biblio-

book, of books

500

self

auto

500

provide the prefix and meaning of the prefix

hydrant, hydrofoil, hydrocarbon

hydr- and hydro-

water