| question(verb, consider, dispute, deliberate, argue) |
| rack brains(verb, expression, consider, think, argue) |
| reason(verb, consider, deliberate, argue, contemplate) |
| rebut(verb, consider, dispute, deliberate, argue) |
| reflect(verb, consider, examine, figure, think) |
| refute(verb, consider, dispute, deliberate, argue) |
| rehash(verb, consider, dispute, argue, discuss) |
| review |
| revolve(verb, consider, examine, figure, think) |
| roll(verb, consider, contemplate, reflect, weigh) |
| run up a flagpole(verb, expression, idiom, consider, contemplate) |
| set(verb, settle, establish, put, think) |
| set to(verb, expression, consider, deliberate, argue) |
| settle(verb, establish, put, think, deliberate) |
| slog |
| slog away |
| speculate(verb, consider, think, concentrate, fabricate) |
| stew |
| sweat(verb, settle, establish, put, think) |
| sweat over(verb, expression, consider, delay, examine) |