exaggerated reaction syndrome, phobia, mania, fixation, repressed emotions, repressed fears, repressed desires, repressed hates, group of repressed associations, hang-up*; see also fear 2, insanity 1, neurosis, obsession.
Types of psychological complexes include: Cain, castration, Diana, Electra, Oedipus, superiority, inferiority, persecution.
Composed of several parts
composite, heterogeneous, compound, conglomerate, multiple, mingled, mixed, motley, mosaic, manifold, multifaceted, multiform, many-sided, many-faceted, complicated, elaborate, aggregate, involved, combined, compact, compounded, amalgamated, miscellaneous, multiplex, multifarious, variegated, interwoven, interlaced; see also mixed 1.
Difficult to understand
complicated, involved, intricate, entangled, tangled, circuitous, convoluted, puzzling, mingled, muddled, jumbled, impenetrable, inscrutable, unfathomable, undecipherable, bewildering, perplexing, confused, difficult, obscure, abstruse, recondite, labyrinthine, enigmatic, hidden, knotted, knotty, meandering, winding, sinuous, tortuous, snarled, irreducible, rambling, paradoxical, excursive, Daedalian, Gordian, twisted, disordered, devious, Byzantine, cryptic, inextricable, mazy, roundabout, crabbed; see also confused 2, difficult 2, obscure 1.
complex refers to that which is made up of many elaborately interrelated or interconnected parts, so that much study or knowledge is needed to understand or operate it a complex mechanism; complicated is applied to that which is highly complex and hence very difficult to analyze, solve, or understand a complicated problem; intricate specifically suggests a perplexingly elaborate interweaving of parts that is difficult to follow an intricate maze; involved, in this connection, is applied to situations, ideas, etc. whose parts are thought of as intertwining in complicated, often disordered, fashion an involved argument
Consisting of two or more interconnected parts:composite, compound. See simple
Difficult to understand because of intricacy:byzantine, complicated, convoluted, daedal, Daedalian, elaborate, intricate, involute, involved, knotty, labyrinthine, tangled. See simple
A usually large entity composed of interconnected parts:system. See part
A center of organization, supply, or activity:base1, headquarters, station. (Military) installation. See place
An exaggerated concern:(Informal) hang-up. See fear