The state of being preoccupied or absorbed in thought.

An obsession or fixation on something.

जुनून

English Usage: His preoccupancy with the project led him to neglect his personal life.

Hindi Usage: उस परियोजना के प्रति उसका जुनून उसे अपने व्यक्तिगत जीवन की अनदेखी करने पर मजबूर कर दिया।