| bandy(noun, verb, change, shift, reverse) |
| big business(expression, business, trade, industry, commerce) |
| black-market(verb, buy, sell) |
| bootleg(verb, buy, sell) |
| cash in(expression, change, shift, reverse, trade) |
| castle(verb, change, shift, reverse, trade) |
| change hands(expression, change, shift, reverse, trade) |
| commute(verb, change, shift, reverse, trade) |
| contact with(expression, change, shift, reverse, trade) |
| conversation(talk, argument) |
| converse |
| convert into(expression, change, shift, reverse, trade) |
| conveyance |
| correspond(verb, change, shift, reverse, trade) |
| correspondence(talk, argument, contact, conversation, dealings) |
| displace(verb, change, shift, reverse, trade) |
| flip-flop(verb, change, shift, reverse, trade) |
| flux(noun, going, coming) |
| give and take(expression, idiom, change, connection, shift) |
| go over to(expression, idiom, change, shift, reverse) |