Root:

meter

Meaning: to measure

Example: diameter

Root:

vent

Meaning: come

Example: venture

Root:

brev

Meaning: short

Example: abbreviate

Root:

leg

Meaning: of the law

Example: legality

Root:

rect

Meaning: straight

Example: erect

Root:

agri

Meaning: farming

Example: agriculture

Root:

alter

Meaning: other

Example: alternate

Root:

grav

Meaning: heavy, weighty

Example: gravity

Prefix:

circum-

Meaning: around

Example: circumvent

Prefix:

dia-

Meaning: through, across

Example: diameter

Prefix:

fore-

Meaning: before, in front of

Example: forefront

Prefix:

hemi-

Meaning: half

Example: hemisphere

Prefix:

in-

Meaning: not, without

Example: inappropriate

Prefix:

peri-

Meaning: around, about

Example: perimeter

Suffix:

-ion

Meaning: act of

Example: perfection

Suffix:

-ant

Meaning: one who

Example: participant

Suffix:

-ize

Meaning: become

Example: civilize, televise

Suffix:

-ate

Meaning: become

Example: populate

Suffix:

-ing

Meaning: the result of

Example: teaching