trade, tirade

Trade or trade means a barter or exchange of some kind --
The team hopes to make a trade for a new pitcher.
He has offered a trade, but I'll have to think about it.

Trade may also mean to barter or exchange --
Do you want to trade baseball cards?
I'll trade you my sandwich for your apple.

Trade also means the national or international buying and selling of goods, stocks, commodities, etc.  --
Trade in oil stocks has soared since the news of the impending price increase.
They are working on new regulations for foreign trade.

Trade also means an occupation or means of livelihood --
What is his trade?
He went to trade school and became a plumber.

Trade may also mean a set of customers, or a set of people involved in a particular business --
We hope to increase trade with this new ad campaign.
This is a magazine read by people in the decorating trade.

Tirade or tirade means an angry speech or rant --
His tirade against the proposed bill was recorded without comment.
Once she begins a tirade, there's no stopping her.

Now that you know that, you can say --
"His last tirade was a two-hour speech against all forms of foreign trade."