This multiplication of cells is a natural correlate of growth.
Repeated copying leads to a multiplication of errors.
Word: "multiplication"
the same meaning

A normal year has 365 full days, but there are 366 days in a leap year.
This Chinese year is the year of the Rooster.
Word: "year"
the same meaning

The mechanism for arousal from sleep.
The animal undergoes regular spells of arousal.
Word: "arousal"
the same meaning

Immediate demobilization of the reserves.
Demobilization of factories.
Word: "demobilization"

the same meaning