Locution and Set phrase

Locution noun - A distinctive way of putting ideas into words.

Set phrase and locution are semantically related In some cases you can use "Set phrase" instead a noun "Locution".

Set phrase noun - An expression whose meanings cannot be inferred from the meanings of the words that make it up.

Locution and set phrase are semantically related in idiom topic. You can use "Locution" instead a noun phrase "Set phrase", if it concerns topics such as expression, turn of phrase, verbalization.