Cautious; restrained.
Watched over; supervised.
When the practitioner formulating the opinion does not have enough information to know, or to foretell, what the outcome may be.
Pursued as a gamble, with possible large profits or losses; risky.
Pertaining to financial speculation; Involving or resulting from high-risk investments or trade.
Characterized by speculation; based on guessing, unfounded opinions, or extrapolation.