| condense(verb, form, set, develop) |
| consolidate(verb, close, set, settle) |
| contract(verb, close, set, settle) |
| curdle(verb, close, set, settle) |
| densify(verb, close, set, settle) |
| firm(verb, close, set, settle) |
| fortify(verb, close, set, settle) |
| fossilize(verb, close, set, settle) |
| gel(verb, form, set, develop) |
| gird(verb, close, set, settle) |
| nerve(verb, close, set, settle) |
| ossify(verb, close, set, settle) |
| press(verb, close, set, settle) |
| reinforce(verb, close, set, settle) |
| settle(verb, close, set, develop) |
| starch(verb, close, set, settle) |
| steel(verb, close, set, settle) |
| strengthen(verb, close, set, settle) |
| temper(verb, close, set, settle) |
| toughen(verb, close, set, settle) |