क्रिया • smile from ear to ear

ज़ोर:    emphasis feck power insistence accentuation

ज़ोर से:    in earnest aloud in earnest severely mortally

से:    through specially herewith past by afar affiliate

ठहाका:    cachinnation guffaw bellylaugh roar scream shriek

ठहाका लगाना:    grin guffaw grin guffaw roar shriek grin from ear

लगाना:    placement infliction infix countersink imposition