| frailty(noun, weakness, failing, flaw, defect) |
| imperfection(noun, weakness, failing, flaw, defect) |
| errancy(noun, imperfection) |
| deficiency(noun, weakness, failing, flaw, defect) |
| defect(noun, weakness, failing, flaw, refinement) |
| fault(noun, weakness, failing, flaw, defect) |
| foible(noun, weakness, failing, flaw, defect) |
| inadequacy(noun, weakness, failing, flaw, defect) |
| shortcoming(noun, weakness, failing, flaw, defect) |
| unreliability(noun, imperfection) |
| blemish(noun, weakness, failing, flaw, defect) |
| incompleteness(noun, weakness, failing, flaw, defect) |
| misjudgment(noun, imperfection) |
| uncertainty(noun, imperfection) |
| weakness(noun, failing, flaw, defect, refinement) |
| debility(noun, weakness, failing, flaw, refinement) |
| dubiousness |
| errability |
| error(noun, weakness, failing, flaw, refinement) |
| failing(noun, weakness, flaw, defect, refinement) |