Intriguing
来自Big Physics
early 17th century (in the sense ‘deceive, cheat’): from French intrigue ‘plot’, intriguer ‘to tangle, to plot’, via Italian from Latin intricare (see intricate). intrigue (sense 1 of the verb), which was influenced by a later French sense ‘to puzzle, make curious’, arose in the late 19th century.
etymonline
intriguing (adj.)
1680s, "plotting, scheming," present-participle adjective from intrigue (v.). Meaning "exciting curiosity" is from 1909. Related: Intriguingly.
