hoard

to save or hide a large amount of something กักตุน เก็บสะสม

Vendors fought for the last bottle in stores and many suppliers hoarded palm oil and jacked the price up even more.

While we used to think nothing of discarding half-empty bottles of water at restaurants, during the floods, we carefully hoarded every single drop, carrying home whatever is left of our lunch or dinner drink.

Dr Virabongsa also warned the Yingluck government that the rice cros cannot be hoarded to create artificial shortages to drive up prices because Thailand is not alone in producing rice