| flaming(adjective, strong, difficult, intense, violent) |
| fleet(fast, quick, abrupt, brisk, hasty) |
| fleet of foot(expression, adjective, idiom, fast, brisk) |
| flurried(verb, hastened) |
| forceful(adjective, strong, difficult, intense, violent) |
| frenzied(adjective, strong, difficult, intense, violent) |
| glowing(adjective, strong, difficult, intense, violent) |
| harefooted(adjective, quick, speedy, hurried, highpowered) |
| hastener |
| hastens |
| headlong(adjective, strong, difficult, intense, violent) |
| heartfelt(adjective, strong, difficult, intense, violent) |
| high-powered(adjective, strong, difficult, intense, violent) |
| high-pressure(adjective, strong, difficult, intense, violent) |
| hot(adjective, strong, difficult, intense, violent) |
| hotblooded(adjective, strong, difficult, intense, violent) |
| hotfooted |
| hurrying |
| hustled(verb, hastened) |
| impassioned(adjective, strong, difficult, intense, violent) |