The phrase "a sort of complex" is correct and usable in written English.
It can be used to describe something that is somewhat complicated or intricate, often referring to a situation, idea, or emotional state.
Example: "Her feelings about the situation were a sort of complex mix of joy and regret."
Alternatives: "a kind of intricate" or "a type of complicated".
The show is a sort of complex self-portrait of an ethnic group.
I don't wear them, but Miyazaki-san has very big glasses and has a sort of complex about it.
The Standard's Londoner's Diary was like a sexist cocktail party, where my gender was a sort of complex and undiscussed disability, which I was expected to disguise unless it was to be deployed in the getting of a story.
Characteristically, his theory of supposition provides an account not only of the truth-values of a sentence, but also of its meaning; it is not therefore simply a theory of reference, but a sort of complex analysis of language viewed as a semiotic system whose unique interpretative model was the reality itself.
His sound can be loosely described as a sort of complex "chillwave R&B" -- a style which translates incredibly well live.
The comments and looks obviously make me feel even more insecure about my body, and I've developed a sort of complex about the whole thing.
In addition, limitations regarding the type of queries allowed with respect to Entrez persist, since queries must be targeted to the whole repository set or to a specific database, excluding any sort of complex query that uses join statements.
I had no muscle and a ton of body fat, making it difficult to do any sort of complex exercise.
"I think the fear that haunts him is a sort of Harding complex," Mrs. Johnson told her audio diary on Jan . 13 , 1965just days before his inauguration, referring to the Teapot Dome scandal that engulfed Warren Harding's presidency.
Inevitably, this type of dynamic breeds a sort of inferiority complex.
The reason is nothing but the Italian origin of Gandhi, and the paranoiac mindset of the Indian political system, still suffering from a sort of inferiority complex despite successfully test firing an inter-continental ballistic missile.
