multi-
many
EX: multitask
poly-
many
EX: polygon
tele-
distant/far
EX: telephone
mis-
bad/wrong
EX: misunderstood
inter-
between
EX: interjection
mid-
middle
EX: midsentence
sub-
below
EX: submarine
deca/deci-
ten
EX: decade
kilo-
a thousand
EX: kilometer
milli/mille-
a thousand
EX: milliliter
cent-
a hundred
EX: centipede