preposterously
adverb/prɪˈpɒstərəsli/
/prɪˈpɑːstərəsli/
(formal)- in a way that is completely unreasonable, especially when it shocks or annoys you synonym outrageously
- a preposterously expensive bottle of wine
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- in a way that is greater than what seems reasonable or appropriate
- She was relatively poor and he was preposterously rich.
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preposterously