intricate
adj.adj. having many small parts or details that are closely connected. You use this word when something is complex and not simple.
adj. characterized by a complex arrangement of many small parts or details; highly elaborate. Often used to describe patterns, designs, or arguments.
The lace dress has an intricate pattern.
The watchmaker spent hours assembling the intricate gears inside the pocket watch.
The novel's intricate plot weaves together three different timelines, requiring the reader to pay close attention to subtle clues.
From Middle English intricat(e) (“entangled, intricate”), from Latin intrīcātus, perfect passive participle of intricō, see -ate (adjective-forming suffix).
As for Etymology 1; from Latin intrīcātus, see -ate (verb-forming suffix).