Tertiate

We are distinctly told that one cause of the terrible famine that has been — not decimating, but tertiating — the population of Rajpootana, has been the substitution of cotton for grain culture;

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Seven spills of paper of precisely equal length were given round, and after an interval collected. Had any of them been dimidiated, tertiated or even decimated, the proposed election was void.

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“The Jews…were not merely decimated, for that means only one in ten of the world’s Jews were killed by the Nazis, but tertiated. One in every three were slaughtered.”

Source: wiktionary

The Jewish People were not decimated…. Our people lost every third of its sons or its daughters…it was tertiated.

Source: wiktionary