Efficacious and Upper hand

Efficacious adjective - Producing or capable of producing a desired result.

Upper hand and efficacious are semantically related. In some cases you can use "Upper hand" instead an adjective "Efficacious".

Nearby Words: efficacy, efficaciously, efficaciousness

Upper hand noun - The more favorable condition or position in a competition.

Efficacious and upper hand are semantically related. Sometimes you can use "Efficacious" instead an adjective phrase "Upper hand".