วางยา(waang yaa)

Meanings

2VerbB2

[to] sabotage; [to] weaken [sth] on purpose

Figurative: to intentionally make something worse or less effective, such as weakening a product, feature, or game character, in order to disadvantage someone or cause failure.

Examples

Many gamers complain that the developers like to 'nerf' characters that are too powerful.