| quest(noun, examination, disquisition, delving, examen) |
| question(noun, examination, disquisition, delving, examen) |
| questionary(noun, examination, disquisition, delving, examen) |
| questionnaire(noun, examination, disquisition, delving, examen) |
| quiz(noun, examination, disquisition, delving, examen) |
| ramrod(adjective, characteristic, quality, solid, firmness) |
| reflection(noun, account, debate, deliberation, advisement) |
| rehearing(noun, examination, disquisition, delving, examen) |
| reinvestigation(noun, examination, disquisition, delving, examen) |
| renewable energy(technology, entity, form, concept) |
| research(noun, examination, disquisition, delving, examen) |
| rigid(adjective, characteristic, quality, solid, firmness) |
| robot economics(technology, entity, form, concept) |
| robot tax(technology, entity, form, concept) |
| rocklike(adjective, characteristic, quality, solid, firmness) |
| rumination(noun, account, debate, deliberation, advisement) |
| self-examination(noun, examination, disquisition, delving, examen) |
| self-exploration(noun, examination, disquisition, delving, examen) |
| self-questioning(noun, examination, disquisition, delving, examen) |
| self-reflection(noun, examination, disquisition, delving, examen) |