A
From away
Ad
To note: by assimilation, ad takes the form of a, ac, af, al, an , as, at. For ex., aspire accord affect allude, annex, appeal, assume, attract
Ambi amphi
Around both
Ante anti
Before
Anti
Against
Arch
First chief
Auto
Self
Ben
Good well
Bi
Two
Circum
Around
Com, con
Together
Contra contro
Against
De
Down, away from, about
Demi
Half
Dia
Across, through
Dis dif
Apart
Equi
Equal
Ex Ef
Out of, from
Extra
Out of, beyond
Hyper
Too much
Hypo
Too little, under
In
into in on; not
Inter
Between among
Mal
Bad