Complex and Problematic

noun

• A conceptual whole made up of complicated and related parts.
  • usage: "the complex of shopping malls, houses, and roads created a new town"
  • synonyms: composite
• A compound described in terms of the central atom to which other atoms are bound or coordinated.
  • synonyms: coordination compound
• Psychoanalysis) a combination of emotions and impulses that have been rejected from awareness but still influence a person's behavior. (
• A whole structure (as a building) made up of interconnected or related structures.
  • synonyms: building complex

adjective

• Complicated in structure; consisting of interconnected parts.
  • usage: "a complex set of variations based on a simple folk melody"; "a complex mass of diverse laws and customs"

• (n.) Assemblage of related things; collection; complication.
• (n.) Composed of two or more parts; composite; not simple; as, a complex being; a complex idea.
• (n.) Involving many parts; complicated; intricate.

adjective

• Open to doubt or debate.
  • usage: "If you ever get married, which seems to be extremely problematic"
  • synonyms: debatable, problematical
• Making great mental demands; hard to comprehend or solve or believe.
  • usage: "a baffling problem"; "I faced the knotty problem of what to have for breakfast"; "a problematic situation at home"
  • synonyms: baffling, elusive, knotty, problematical, tough