Prefix/Suffix

Meaning

Example:

hyper

excessive

immediate, immerse, import

hypo

under, too little

hypochondria, hypothesis

im

into

Immediate, immerse, import

in

into

incision, include, induce

inter

among

interrupt, intermission, interpret

ir

not

irregular, irresponsible

mal

bad

malice, malevolent

mid

middle

midnight, midway

non

not

nonchalant, nonconformist

oct

eight

October, octopus