Many critics warned that the country's obsession with luxury signaled a dangerous decadence.

The decadic notation made mental arithmetic much easier by grouping digits in tens.

She ate the chocolate decadently, savoring each melt on her tongue as if time had slowed.

The author's novel criticizes the decadency of the elite, portraying a society that has lost its moral compass.

The historian argued that the empire's collapse was hastened by cultural decadencies that eroded civic pride.

After studying the city's growth patterns for several decadefuls, the researchers noticed a slow but steady shift toward mixed-use neighborhoods.

The decadeful of data from the study revealed patterns we couldn't have seen in a single year.

The composer's daring decadation of the original decad produced a fresh succession of consonant triads that surprised the audience.

Our vintage server, decades young, still powers the website.

Scientists estimate that after several cosmological decades, the remnants of galaxies will drift apart beyond observable horizons.