dem

people

aero

air

grav

heavy/weighty

ami

love/friend

sens/sent

feel

liter

letters

therm

heat

mal-

bad

bene-

good

pan-

all

retro-

backwards

hypo-

under/below

-acy

state/quality

-ic

pertaining to/having to do with

-ify/-fy

make or become

-ity/-ty

quality of