| reinforce(verb, close, fix, develop) |
| settle(verb, hold, close, fix) |
| stabilize(verb, develop, secure, settle) |
| starch(verb, close, fix, settle) |
| stay put(verb, expression, hold, fix) |
| temper(verb, close, fix, settle) |
| thicken(verb, close, fix, develop) |
| toughen(verb, close, fix, settle) |
| vitrify(verb, close, fix, settle) |
| callous(verb, close, fix, settle) |
| caseharden(verb, close, firm, dry) |
| chill(verb, strengthen, reinforce, harden) |
| dry(verb, close, fix, settle) |
| entrench(verb, place, fix, secure) |
| establish(verb, hold, secure, settle) |
| inculcate(verb, place, fix, secure) |
| indurate(verb, close, fix, settle) |
| ingrain(verb, place, fix, secure) |
| install(verb, place, fix, secure) |
| instill(verb, place, fix, secure) |