speculator
Definitions
A person who invests in stocks, property, or other ventures in the hope of gain but with the risk of loss.
A person who forms a theory or conjecture about a subject without firm evidence.
Examples
The currency speculator made a significant profit by betting against the struggling economy.
As a real estate speculator, he bought the dilapidated property hoping that the neighborhood would soon undergo gentrification.
Synonyms
gambler risk-taker investor day trader adventurer venture capitalist
Antonyms
saver conservative investor prudent planner cautious person long-term holder