| reflection(noun, account, debate, deliberation, advisement) |
| reflex(noun, answer, response, reaction, reply) |
| rehearing(noun, examination, disquisition, delving, examen) |
| reinvestigation(noun, examination, disquisition, delving, examen) |
| reply(noun, answer, response, reaction) |
| research(noun, examination, disquisition, delving, examen) |
| response(noun, answer, reaction, reply) |
| revulsion(noun, answer, response, reaction, reply) |
| rise(noun, answer, response, reaction, reply) |
| 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) |
| self-scrutiny(noun, examination, disquisition, delving, examen) |
| soul-searching(noun, examination, disquisition, delving, examen) |
| study(noun, examination, disquisition, delving, examen) |
| stuff(noun, substance, material, element) |
| substance(noun, material, element, stuff) |
| survey(noun, examination, disquisition, delving, examen) |