v.
  
/
ɪnˈtriːg/
 
(intrigues, intriguing, intrigued)
  - arouse the curiosity or interest of.
- plot something illicit or harmful.
n.
  
/
ɪnˈtriːg, 
ˈɪn-/
  
- the plotting of something illicit or harmful. ▸a secret love affair. 
- a mysterious or fascinating quality.
Derivative
  
    - intriguer n.
- intriguing adj.
- intriguingly adv.
 
  Etymology
  C17: from Fr. intrigue ‘plot’, intriguer ‘to tangle, to plot’, via Ital. from L. intricare (see intricate).