Beryllium
Be
4
Silicon
Si
14
Lithium
Li
3
Aluminum
Al
13
Hydrogen

Sodium
lith = stone
monolith
lithosphere
lithotomy
lact = milk

lactam
lactic
lactary
kilo = thousand
kilometer
kilobar

kilobit

ject = throw
project
deject
abject
iso = same
isobar
isobare
isobaric

inter = between
international
interprice
interact
hydro = water
hydrobiological
anhydrous
hydro
retro = different

retroact
retrodict
retrofit
homo = same
homoerotic
bonhomous
cohomology
fra = break
fragrance
fractured

framework
form = shape
formal
format
formation
fac = make
fact
facs
face