- 2Signification: opinionhypothesis guess conjecture speculationassumption rationale explanation theory
- 3Signification: thinkinginference deduction thoughtmotivation rationale reasoning
- 4Signification: languageexplanation justification rationalisation rationalizationexcuse rationale ratiocination reason
- 5Signification: justificationaccount rationale answer explanation
- 6Signification: thingbasis root grounds source occasionantecedent rationale motive cause