| entrenched |
| faithful |
| fiducial |
| full(complete, firm, certain, obedient, wholehearted) |
| gritty(bold, confident, fearless) |
| gutsy(determined, bold, resolute, confident, fearless) |
| hanging(adjective, determined, resolute, obstinate, uncompromising) |
| hard-boiled(adjective, mean, hard, tough, harsh) |
| hard-hearted(adjective, mean, hard, tough, harsh) |
| harsh(adjective, mean, hard, tough, inflexible) |
| having nerves of steel(expression, idiom, bold, confident, fearless) |
| headstrong(adjective, tough, firm, unreasonable, grim) |
| hefty(adjective, strong, hard, determined, substantial) |
| hidebound(adjective, determined, resolute, obstinate, uncompromising) |
| hulk(adjective, strong, hard, substantial, sturdy) |
| hunk(adjective, strong, hard, substantial, sturdy) |
| husky(adjective, strong, hard, determined, substantial) |
| implacable(adjective, mean, hard, tough, firm) |
| implicative(complete, firm, certain, obedient, wholehearted) |
| implicit(adjective, question, absolute, inherent) |