| iron out(verb, phrasal verb, break, crack, answer) |
| learn(verb, determine, ascertain, detect, descry) |
| locate(verb, determine, ascertain, detect, descry) |
| look for(verb, phrasal verb, search, hunt, quest) |
| nose out(verb, phrasal verb, determine, ascertain, detect) |
| perceive(verb, consider, esteem, conceive, deem) |
| presuppose(verb, consider, esteem, conceive, deem) |
| probe(verb, search, hunt, quest) |
| pursuit(verb, search, hunt, quest) |
| puzzle(verb, break, crack, answer, dope) |
| puzzle out(verb, phrasal verb, break, crack, answer) |
| reason(verb, break, crack, answer, dope) |
| reckon(verb, consider, esteem, conceive, deem) |
| recon(verb, search, hunt, quest) |
| regard(verb, consider, esteem, conceive, deem) |
| rely(verb, consider, esteem, conceive, deem) |
| resolve(verb, break, crack, answer, dope) |
| riddle(verb, break, crack, answer, dope) |
| riddle out(verb, phrasal verb, break, crack, answer) |
| root(verb, determine, ascertain, detect, descry) |