8/31 exo

exo = outside
exobilogical
exobiology
exobiologist

8/30 endo

endo = inside
endocast
endocarp
endoderm

8/29 ortho

ortho = straight
orthodontist
orthopedically
orthodontic

8/26 derm

derm = skin
dermatosis

dermatology
dermatomal

8/25 hypo

hypo = below
hypothermia
hypothermal
hypothetically

8/24 ual

ual = of, or pertaining to
actual
annual
bilingual

8/23 ling

ling = of the tongue
linguistic
lingers
bilingual

8/22 bi

bi = two
biannual
biathalon
bipolar

08/19 logy

logy = study of
biology
geology
bacteriology
barology
chirology
histopathology