The fire of both sides suddenly doubled and tripled in volume.
In the few hours that had elapsed, the nucleus had tripled in size.
Instead, they had kept to their burrows and, all in good time, had tripled their number.
It is the Icosium of the Romans doubled, tripled, and quadrupled.
In the mean time, let the guards be tripled, and stand to your arms.
In spite of everything ...