Murakkab naqis: an incomplete construct
مُرَكَّب نَاقِصmurakkab naqis - incomplete construct
Murakkab naqis means an incomplete construct or phrase in Arabic grammar.
Simple explanation
When two or more words come together and give meaning, but the meaning is not complete, this is called مُرَكَّب نَاقِص (murakkab naqis).
In English, we can refer to these as phrases.