Even chance and Fifty-fifty

Even chance noun - An unpredictable phenomenon.

Fifty-fifty and even chance are semantically related in fair chance topic. In some cases you can use "Fifty-fifty" instead a noun phrase "Even chance".

Fifty-fifty adjective - Equal in degree or extent or amount; or equally matched or balanced.

Even chance and fifty-fifty are semantically related in fair chance topic. Sometimes you can use "Even chance" instead a noun phrase "Fifty-fifty".