Murakkab tamm: a complete construct
مُرَكَّب تَامّmurakkab tamm - complete construct
Murakkab tamm is a complete construct that gives beneficial meaning, similar to a sentence.
Simple explanation
When two or more words combine to give complete beneficial meaning, this is called مُرَكَّب تَامّ (murakkab tamm).
In English, we refer to this as a sentence.