质疑 zhìyí to call into question
to call into question; to question (truth or validity)
How to remember 质疑: 质 essence + 疑 to doubt = to call into question.
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How it is used
- To question / call into doubt - 质疑他的动机 (zhìyí tā de dòngjī) to question his motives.
- Actively challenging the truth, validity, or fairness of something - not just asking, but casting doubt.
- Contrast 怀疑 (huáiyí, to suspect); 质疑 is voicing a pointed challenge, often publicly.