| turbid(adjective, solid, heavy, deep) |
| vitrified(adjective, solid, heavy, deep) |
| abstracted(adjective, intense, lost) |
| adamantine(adjective, strong, hard, firm) |
| attending(adjective, determined, deep, fixed) |
| bent(adjective, determined, deep, fixed) |
| bound(adjective, determined, deep, fixed) |
| callous(adjective, strong, hard, firm) |
| committed(adjective, determined, deep, fixed) |
| concentrating(adjective, determined, deep, fixed) |
| decisive(adjective, determined, deep, fixed) |
| engaged(adjective, intense, deep, fixed) |
| hard-handed(adjective, strong, hard, compact) |
| hard as nails(expression, adjective, idiom, strong) |
| immersed(adjective, deep, fixed, absorbed) |
| in to(expression, lost) |
| indurate(adjective, strong, hard, firm) |
| indurated(adjective, strong, hard, firm) |
| iron(adjective, strong, hard, firm) |
| lost(adjective, intense) |