aesthete

affability 

to meddle in other people's affairs

to affect indifference 

she affects bright colors

affectation

mental affection

affectionate 

affianced

affidavit

affiliate

affiliated 

you are not affiliated with me

affinity 

I will venture to affirm ...

affirmative approach

he is afflicted with...

affliction

it affords me great pleasure ...

affray

I was most affronted by...

afield 

aflame

afloat

to be afoot

aforethought (malicious)

afresh