stock, reserve; reserve (body of troops kept as reserve); squad, team; stop, gasket, seal (part to prevent the escape of a fluid or lubrication); checkpoint
to gather, to collect, to bring together, to assemble, to get together, to round up, to marshal, to compile, to put together, to pull together, to draw together, to pool; to satisfy, to meet, to possess (e.g. conditions, requirements, criteria, qualifications, characteristics); to join, unite; to reunite, reconvene; to muster, to summon (e.g. the courage, determination, will, strength, energy)