To deceive; flatter.
To puzzle; perplex; nonplus.
Disposed or acting so as to deceive; deceitful; treacherous; false in intent.
Inconstant; unstable; likely to change from caprice, irresolution, or instability: rarely applied to things except in poetry or by personification.
Perilous; ticklish.
Synonyms Variable, mutable, changeable, unsteady, unsettled, vacillating, fitful, volatile.