| accomplished fact(noun, expression, certainty, reality, practicality) |
| cold hard facts(noun, expression, idiom, certainty, reality) |
| done deal(noun, expression, certainty, reality, practicality) |
| done deed(noun, expression, certainty, reality, practicality) |
| fact of life(noun, expression, idiom, certainty, reality) |
| grim reality(noun, expression, certainty, reality, practicality) |
| irreversible accomplishment(noun, expression, certainty, reality, practicality) |
| irreversible act(noun, expression, certainty, reality, practicality) |
| irreversible truth(noun, expression, certainty, reality, practicality) |
| matter of fact(noun, expression, idiom, certainty, reality) |
| self-evident fact(noun, expression, certainty, reality, practicality) |
| starting point(expression, theory, guesstimate, premise) |
| truth(certainty, reality) |
| undeniable fact(noun, expression, certainty, reality, practicality) |
| a truth |
| apriorism(theory, guesstimate, premise) |
| apriority(theory, guesstimate, premise) |
| assumption(theory, guesstimate, premise) |
| axiom(theory, guesstimate, premise) |
| basis(theory, guesstimate, premise) |