1. Consummate: enable a business deal to reach a successful conclusion.
To consummate something means to complete an arrangement or agreement by a pledge or the signing of a contract. Example:
The company consummated its contract to buy a local firm.
2. Fraught: full of danger or problems.
Fraught is an adjective applied to a situation prone to result in something undesirable. Example: Marketing the new model is fraught with danger.
3. Stipulate: to make a condition for the signing of a legal document.
Stipulate means to demand or define a requirement as part of an agreement. Example: The contract stipulates a minimum price.
4. Volatile: a situation prone to violence, anger, or uncertainty.
Volatile means something is liable to change fast and unpredictably, particularly for the worse. Example: The governor´s political position was becoming more volatile".