• observer's paradox

क्षेत्र:    field of force ambit demesne terrain purl world

क्षेत्र कार्यकर्ता:    field worker field works क्षेत्र

कार्यकर्ता:    functionary worker personnel

की:    HOW of several

दुविधा:    dilemma shilly-shally scrupulousity tradeoff