Turgid

/ˈtɜːr.dʒɪd/ adjective hard

Something turgid is either physically swollen or, in writing, bloated with unnecessarily grand and complicated language.

The report's turgid prose buried a simple recommendation under paragraphs of needless jargon.

Memory Trick

Picture a tire so overinflated it looks swollen and about to burst - turgid writing is just as bloated.