procedure; process; proceedings; formalities
lasting long; continuation; keeping at (something); sticking to (something)
contiguous (of land); adjoining; adjacent; continuous (with); connected (without a break); seamlessly linked
continuously; continually; without a break; next; then; after that
chain (of); series (of); sequence; suite (e.g. of rooms)
two adjoining rooms (connected by a sliding door)
relation; family relationship
(family) relationship; connection
payment procedure; payment arrangements
long spell of rainy weather
serial cartoon; serial comic; serial comic strip