| preamble |
| prearrangement(noun, plan, resolve, arrangement, resolution) |
| preface |
| radix(cause, quick, source, origin, stem) |
| readying(noun, organization, study, increase, plan) |
| research(noun, study, examination, training, investigation) |
| rock bottom(expression, cause, quick, source, origin) |
| source(noun, cause, start, base, beginning) |
| stand(noun, support, rest, base, center) |
| stem(noun, cause, quick, source, origin) |
| sustentation(noun, support, hold, block, back) |
| terra firma(expression, idiom, support) |
| trial(reason, basis, justification) |
| tryout(noun, organization, study, increase, plan) |
| warm-up(practice, discipline, foundation, education, preparation) |
| warm up(noun, expression, education, teaching, guidance) |
| ABCs(noun, substance, base, basis, grounds) |
| abutment(noun, hold, block, back, base) |
| agency(noun, hold, block, back, base) |
| agent |