intrigue

1. (intransitive) To conceive or carry out a secret plan intended to harm; to form a plot or scheme.intransitive

2. (transitive) To arouse the interest of; to fascinate.Examples: "Scenic illusions such as those caused by the haze, or the apparent diminution of scale where everything was enormous, intrigued Dutton."; "These pictorial devices are indispensable tools for presenting evidence, for explaining a theory, for telling a story. And, on top of all that, they are ornaments; they entice and intrigue and sometimes delight."transitive

3. (intransitive) To have clandestine or illicit intercourse.intransitive

4. (transitive) To fill with artifice and duplicity; to complicate.Examples: "And as wililye as thoſe ſhrewes that beguyle hym haue holpe hym to inuolue and intryke the matter: I ſhall vſe ſo playn and open a way therin, that euery man ſhall well ſee the trouth."; "How doth it [sin] perplex and intrigue the whole course of your lives!"transitive