activity

[1]	action , movement , motion , vigour , vim , energy , liveliness , bustle
[2]	pursuit , action , activeness , occupation , vocation , work , function , operation , job , labour , endeavour , enterprise , project , undertaking , venture , interest
[3]	bodily process , body process , bodily function
[4]	natural process , natural action , action
[5]	activeness