Not calculated; spontaneous; not carefully planned or thought out.

अनगणित

English Usage: His uncalculated approach to the project led to several unexpected challenges.

Hindi Usage: उसके प्रोजेक्ट के प्रति अनगणित दृष्टिकोण ने कई अप्रत्याशित चुनौतियों को जन्म दिया।