Minor tranquilizer and Tranquilizer

Minor tranquilizer noun - A tranquilizer used to relieve anxiety and reduce tension and irritability.

Tranquilizer and minor tranquilizer are semantically related. In some cases you can use "Tranquilizer" instead a noun phrase "Minor tranquilizer".

Tranquilizer noun - A drug used to reduce stress or tension without reducing mental clarity.

Minor tranquilizer and tranquilizer are semantically related. Sometimes you can replace phrase "Minor tranquilizer" with "Tranquilizer", this terms are similar.