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n.
any one of a number of individual efforts in a common endeavor; "I am proud of my contribution to the team's success"; "they all did their share of the work"
n.
(law) a right or legal share of something; a financial involvement with something; "they have interests all over the world"; "a stake in the company's future"
n.
the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose; "he gave me an assist with the housework"; "could not walk without assistance"; "rescue party went to their aid"; "offered his help in unloading"
n.
a diversion that occupies one's time and thoughts (usually pleasantly); "sailing is her favorite pastime"; "his main pastime is gambling"; "he counts reading among his interests"; "they criticized the boy for his limited pursuits"