Man'ut: the described word
مَنْعُوتman'ut - described word
Man'ut is the described word in a descriptive phrase. ILMHUB prioritises man'ut over mawsuf.
Simple explanation
مَنْعُوت (man'ut) is the word being described in a descriptive phrase.
ILMHUB uses man'ut as the primary term, while noting that some books may also use mawsuf.