| contrive |
| cook up |
| crack(order, fix, determine, settle, resolve) |
| crack the books(verb, expression, idiom, study, consider) |
| cram(verb, study, consider, mind, examine) |
| daydream(verb, consider, examine, deliberate, contemplate) |
| debate(consider, examine, deliberate, speculate, evaluate) |
| decide(fix, resolve, crack, answer) |
| decipher(order, determine, settle, resolve, crack) |
| decode(order, fix, determine, settle, resolve) |
| design |
| determine(order, fix, settle, resolve, crack) |
| devise |
| dig(verb, study, consider, mind, examine) |
| disentangle(order, fix, determine, settle, resolve) |
| dive into(verb, expression, phrasal verb, study, consider) |
| do(fix, resolve, crack, answer) |
| dream up |
| dwell(consider, examine, deliberate, speculate, evaluate) |
| elucidate(order, fix, resolve, crack, answer) |