| challenging(noun, adjective) |
| cheeky(adjective, smart, bold, sure, brave) |
| chin-up(strong, bold, spirited, courageous, fearless) |
| chirpy(adjective, bright, energetic, passionate, determined) |
| cocky(adjective, smart, bold, wise, sure) |
| committed(adjective, resolute) |
| crusty(adjective, smart, bold, brave, impulsive) |
| decided(adjective, resolute) |
| defiant(strong, bold, spirited, courageous, fearless) |
| deliberate(adjective, resolute) |
| eager(adjective, clear, tough, severe, energetic) |
| enduring(adjective, tenacious) |
| fiery(adjective, strong, tough, energetic, passionate) |
| fire-eating(adjective, strong, tough, polite, noble) |
| fire eating(expression, adjective, smart, bold, brave) |
| flintlike(adjective, tenacious) |
| forward(adjective, strong, smart, bold, resolute) |
| frightened(adjective, without fear) |
| full of life(expression, adjective, idiom, bright, energetic) |
| gingery(adjective, bright, energetic, passionate, determined) |