(n): a person who contributes to the fulfillment of a need or furtherance of an effort or purpose
(n): a person who is present and participates in a meeting
(n): someone who takes part in an activity
(n): an event or situation that happens at the same time as or in connection with another
(n): an event that happens
(adj): being present (at meeting or event etc.) "attendant members of the congreation"
(adj): vs. absent) -- (being or existing in a specified place
(adj): following or accompanying as a consequence
(adj): vs. antecedent) -- (following in time or order
