appropriation
The mayor approved the appropriation of the new school.
apt
Everyone at present was very excited at his apt remark.
arrogance
I would on no account authorize in my child the smallest degree of arrogance.
assurance
The only complete defense is the elimination of nuclear weapons and assurance that they will never be produced again.
athletic
He is taking part in an athletic meeting.
attendant
Sally is too flighty to be a flight attendant.
authorize/ise
I have authorized him to act for me while I am away.
avail
They made great efforts, but it was all to no avail.
bald
Too much knowledge makes the head bald.
bankruptcy
The company is reported to be on the brink of bankruptcy.