Puny and Small-scale

Puny adjective - Of a size that is less than average.

Small-scale and puny are semantically related In some cases you can use "Small-scale" instead an adjective "Puny".

Small-scale adjective - Limited in size or scope.

Puny and small-scale are semantically related in quantity topic. Sometimes you can use "Puny" instead an adjective phrase "Small-scale", if it concerns topics such as tiny.