| harden(verb, close, set, continue, firm) |
| acclimatize(verb, continue, resist, impulse) |
| season(verb, continue, resist, impulse) |
| acclimate(verb, continue, resist) |
| indurate(verb, dull, close, set, continue) |
| inure(verb, impulse, insensibility) |
| accustom |
| amalgamate(verb, close, set, fix, firm) |
| anneal(verb, close, set, fix, firm) |
| bake(verb, close, set, fix, firm) |
| brace(noun, verb, close, set, fix) |
| buttress(verb, close, set, fix, firm) |
| cake(verb, close, set, firm, dry) |
| calcify(verb, close, set, fix, firm) |
| callous(verb, close, set, fix, firm) |
| casehardened(verb, close, set, firm, dry) |
| casehardening(verb, close, set, firm, dry) |
| cement(verb, close, set, firm, dry) |
| close(verb, set, fix, firm, dry) |
| clot(verb, close, set, firm, dry) |