Barter
Deal, Trade
leadership, advantage, start, begining.
Plundering
Reduction is a synonym for sale. It begins with the letter r.
Another way to say that would be a fresh start: renaissance, rebirth, regeneration
Hew.
dress diaper
The word is ravine.
accomplice,associate,amigo,ally
swape
The Red Army
"Sonorous" is a synonym for noisy that starts with the letter "s".
Trade switch
trade
Tour, travel and trek are synonyms for trip. They start with the letter t.
Another five-letter word for 'change' is 'alter.'
Another word for business is: company, trade, livelihood, field or occupation.