hardy
adjective
1. having rugged physical strength; inured to fatigue or hardships
- hardy explorers of northern Canada
Similar word(s): robust, stalwart, stout, sturdy
2. able to survive under unfavorable weather conditions
- strawberries are hardy and easy to grow
- camels are tough and hardy creatures
Similar word(s): robust
3. invulnerable to fear or intimidation
Similar word(s): bold, audacious, brave, dauntless, fearless, intrepid, unfearing