Complex (meaning different) and complicated (meaning difficult) basically it means something that's new, different, and confusing, such as a complexicated relationship or a person with a complexicated personality.
Girl 1: So how are things going with you and that new guy you're seeing?
Girl 2: I don't know, things are really complexicated with us. I'm not sure where things are going.
OR
One minute Britney's happy, the next minute she's sad. She's also very unique. She has a very complexicated personality.
Complexicated (adj.): a suffocating weave of the complex and the complicated; systems and situations so intertwined that clarity itself becomes obscured.
— coined by Sukan Sethi, the author of SuperApp
We live in a complexicated world, where technology adds burden instead of alleviating it.
Our relationship is complexicated. She loves and wants to be with me, but can't leave her partner.
In the beginning, there was only cash. Now there's everything but cash; it's a complexicated financial era.
One of the options for "Relationship Status" on Facebook. Refers to a couple in an ambiguous state between "friends" and "in a relationship". May also be used to indicate dissatisfaction with an existing relationship.
If someone changes their status from "In a Relationship" to "It's Complicated", expect them to be "Single" and "Looking for Random Play" soon.