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Use "ambitiousness" in a sentence
"The "ambitiousness" - meter really undermines this."
"Nearly 1,800 budding business owners responded, pitching ideas that displayed ambitiousness, earnestness, smarts and yes, even misguided drive and planning."
"Because when George Bush got elected the second time you really felt helpless, and then with Obama there was this onrush of hope and ambitiousness, and then... we've been kind of disappointed."