tricky
Cross references: 1. sly tricky \'trik-e-\ aj 1: of or characteristic of a trickster 2: requiring skill, knack, or caution : DELICATE 3: TRICK
Cross references: 1. sly tricky \'trik-e-\ aj 1: of or characteristic of a trickster 2: requiring skill, knack, or caution : DELICATE 3: TRICK