Antonyms for the word "re-populates" refer to the opposite action of the term, which is to decrease, reduce or deplete populations. Words that can be used as antonyms include "depopulate," "disperse," "scatter," "evacuate," "empty," "abandon," "clear," "forsake," and "desert." These words imply actions or situations that involve reducing the number or existence of a particular population. "Depopulate" and "scatter" for example, insinuate an occurrence of dispersion or scattering away of a former population or group, whereas "empty," "abandon," and "desert" suggest that a place or area has been left uninhabited or devoid of life.