| think over(verb, expression, phrasal verb, consider, plan) |
| thrash about |
| track(verb, consider, plan, design, figure) |
| turn over(verb, expression, consider, examine, deliberate) |
| vex |
| view(verb, consider, plan, design, figure) |
| weigh(verb, consider, figure, deliberate, contemplate) |
| wonder |
| wonder about(verb, expression, phrasal verb, consider, oppose) |
| wonder whether |
| woolgather(verb, consider, examine, deliberate, contemplate) |
| be lost in thought(verb, consider, deliberate, feel, dream) |
| be wary(verb, question) |
| bemuse(verb, woolgathering, stargaze) |
| call into question(verb, expression, idiom, oppose, dispute) |
| cast doubt on(expression, idiom, doubt, suspect) |
| cast doubt upon(verb, expression, idiom, phrasal verb, oppose) |
| challenge(verb, oppose, dispute, doubt, suspect) |
| chew over(verb, expression, consider, deliberate, feel) |
| controvert(verb, oppose, dispute, doubt, suspect) |