The word "counter-play" typically refers to a strategy or action taken to thwart the plans or efforts of an opponent. Some antonyms for this term could include cooperation, collaboration, or joint effort. Instead of trying to undermine or block the opposing team or individual, one could work together with them towards a common goal. Alternatively, some antonyms for "counter-play" might be passive rather than active, such as ignoring or disregarding the opposing side's actions, or simply avoiding conflict altogether. Ultimately, the antonyms for "counter-play" depend on the context in which the term is being used and the desired outcome.