fellow (noun) fellow: male or female colleague, friend
Sinonime: adventuresome,
audacious,
bold,
brave,
courageous,
dangerous, daredevil,
enterprising, foolhardy,
hazardous,
headstrong,
intrepid, rash, reckless,
risky, temerarious, venturesome, venturous
Antonime: careful,
cautious,
prudent, unadventurous