A word used to identify any of a class of people, places or things common noun, or to name a particular one of these proper noun
A and d I believe but I'm not sure
I think that is the anwser I hope this helps you
1.
to delay, stop, or guard against beforehand
2.
to anticipate
a.
to prevent or hinder sales at (a market, etc) by buying up merchandise in advance, etc
b.
to buy up (merchandise) for profitable resale