The phrase "beggar-thy-neighbor" refers to an economic policy that hurts one's neighbors in order to benefit oneself. Other synonyms for this phrase include "competitive devaluation," "currency manipulation," "mercantilism," and "trade retaliation." These phrases all refer to tactics used by countries to gain a competitive edge in the global marketplace at the expense of other countries. Beggar-thy-neighbor policies can result in job losses, trade imbalances, and economic instability. It is important for countries to engage in fair and ethical trade practices to promote a stable and prosperous global economy for all.