Synonyms: participation, involution, involvement, engagement
Definition: the act of sharing in the activities of a group
Usage: the teacher tried to increase his students' engagement in class activities
Similar words: group action
Definition: action taken by a group of people
Synonyms: participation, involvement
Definition: the condition of sharing in common with others (as fellows or partners etc.)
Similar words: condition, status
Definition: a state at a particular time
Usage: a condition (or state) of disrepair; the current status of the arms negotiations