1. (noun) someone who risks losses for the possibility of considerable gains

• speculator

2. (noun) someone who dives (into water)

• diver

3. (noun) hand tool consisting of a stick with a rubber suction cup at one end; used to clean clogged drains

• plumber's helper

4. (noun) mechanical device that has a plunging or thrusting motion

• piston

1. (noun) someone who risks losses for the possibility of considerable gains

• adventurer
• venturer
• gambler

2. (noun) someone who dives (into water)

• swimmer

3. (noun) hand tool consisting of a stick with a rubber suction cup at one end; used to clean clogged drains

• hand tool

4. (noun) mechanical device that has a plunging or thrusting motion

• mechanical device

1. (noun) someone who risks losses for the possibility of considerable gains

• hedger
• operator
• scalper
• venture capitalist

1. (noun) someone who risks losses for the possibility of considerable gains

• job
• speculate

2. (noun) someone who dives (into water)

• dive
• dump
• plunge
• immerse
• plunge

3. (noun) hand tool consisting of a stick with a rubber suction cup at one end; used to clean clogged drains

• dip
• douse
• dunk
• plunge
• souse
• immerse
• plunge

4. (noun) mechanical device that has a plunging or thrusting motion

• immerse
• plunge