| caveman(adjective, strapping, muscular, well-built, potty) |
| changing(adjective, energetic, lively, active, vigorous) |
| charismatic(adjective, energetic, lively, active, vigorous) |
| colt(adjective, vigorous, noble, courageous, virile) |
| coming on strong(expression, adjective, idiom, energetic, lively) |
| compelling(adjective, energetic, lively, active, vigorous) |
| cool(adjective, strong, tough, bold, resolute) |
| daredevil(adjective, strong, tough, bold, resolute) |
| dashing(adjective, strong, tough, energetic, powerful) |
| dauntless(adjective, strong, vigorous, noble, bold) |
| demoniac(adjective, strong, moving, lively, active) |
| dignified(adjective, vigorous, noble, courageous, virile) |
| durable |
| effective(adjective, strong, tough, energetic, powerful) |
| efficient(adjective, strong, tough, intense, energetic) |
| electric(adjective, energetic, lively, active, vigorous) |
| energizing(adjective, energetic, lively, active, vigorous) |
| exuberant(adjective, strong, tough, intense, energetic) |
| fiery(adjective, strong, tough, bold, resolute) |
| fire-eating(adjective, strong, tough, bold, spirited) |