When the two herds were alone, each clustered tightly among themselves.

Hroyd System was clustered tightly around its small, hot sun.

The threads on it are short, tightly clustered and more flame-colored than deep red.

By 1893, Chicago had built 12 skyscrapers between 16 and 20 stories tall, tightly clustered in the centre of the financial district.

It refers to the tightly clustered heads of flowers.

Rwandans do not live in the tightly clustered villages that dot much of Africa.

The small birds clustered tightly on the swinging coconut were fighting for a firm grip.

Four or five tightly clustered buildings were fully engulfed.

When they reached the street, all three men clustered tightly around her as they crossed, walking at a moderate pace.

"I do," said Riker, turning sideways to cut a path through the tightly clustered bodies.