Duple and Tantamount

Duple adjective - Consisting of or involving two parts or components usually in pairs.

Tantamount and duple are semantically related. in matching topic. In some cases you can use "Tantamount" instead an adjective "Duple".

Tantamount adjective - Being essentially equal to something.

Duple and tantamount are semantically related. Sometimes you can use "Duple" instead an adjective "Tantamount".