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/ˈtʃælɪndʒ/ 
| present tense | |
| I/you/we/they | challenge |
| he/she/it | challenges |
| present participle | challenging |
| past tense | challenged |
| past participle | challenged |
No one has challenged the assumptions that are made in the report.
This decision is likely to be challenged by the oil companies.
They're not likely to challenge us on any of the details.
We challenged the company to prove that its system was safe.
This is the British English definition of challenge. View American English definition of challenge.
Change your default dictionary and thesaurus to American English.
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a percussion instrument used by football fans which makes a rattling sound when shaken
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… the decision to treat the rights and duties of a company as being the same as the rights and duties of its shareholders
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