heirs apparent (noun) heir apparent: person expected to take over
Sinonime: anfractuous,
artful, cagey, circuitous,
clever, coiling,
convoluted,
crafty,
cunning, curved, curvy,
foxy, indirect, mazy, meandering, meandrous,
shrewd, sinuous,
slick, slinky, snakelike, snaky,
subtle,
supple, twisting, twisting and turning,
wily