This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. The state of being fulfilled.

n. The act of consummating a desire or promise.

n. The activities performed once an order is received to fulfill the order; packaging, distributing and shipping goods.

n. The act of fulfilling; accomplishment; completion.

n. Execution; performance.

n. a feeling of satisfaction at having achieved your desires

n. the act of consummating something (a desire or promise etc)

"Almost everyone who achieves success—which I define as fulfillment in all areas of life—faces difficult times."

satisfaction   

accomplishment    completion    execution    performance   

fulfilment    well-being    consummation    accomplishment    realization    enlightenment    fruition    gratification    contentment    completion