1) Anfractuose 2) Crooked 1) Crooked 2) Full of twists and turns 3) Sinuous 
full of windings and intricate turnings
• (a.) Winding; full of windings and turnings; sinuous; tortuous; as, the anfractuous spires of a born.
An·frac'tu·ous adjective [ Latin anfractuosus , from anfractus a turning, a winding, from the unused anfringere to wind, bend; an- , for amb- + fractus , past participle of frangere to break: confer French anfractueux .] Winding; full of wind...
[adj] - full of twists and turns
adjective full of twists and turns; `anfractuous cliffs`
characterized by windings and turnings; sinuous; circuitous: an anfractuous path.