| communication(noun, expression, business, style, information) |
| connection(noun, business, communication, join, talk) |
| interact(verb, exchange, switch, correlate) |
| intercommunication(noun, communication, connection, talk, transfer) |
| quid pro quo(noun, expression, idiom, talk, argument) |
| replace(verb, move, change, shift, reverse) |
| seesaw(verb, change, alter, shift, reverse) |
| tit for tat(noun, expression, idiom, return, talk) |
| transaction(noun, talk, argument, exchange, conversation) |
| buying and selling(expression, idiom, talk, argument, trade) |
| commerce(noun, business, talk, argument, trade) |
| compensate(trade, substitute, swap) |
| contact(noun, verb, communication, connection, talk) |
| convert(verb, make, change, appropriate, alter) |
| cooperation(noun, connection, link, correlation, mutuality) |
| correspond(verb, change, return, shift, reverse) |
| dealing(noun, business, talk, argument, trade) |
| exit |
| fall in with(expression, idiom) |
| flip |