confused
dense, thick
a dense tangle of undergrowth

complex, vast
a complex tangle of loyalties

legal

mass (esp. AmE)
her hair was a mass of tangles

get in/into
He got into a tangle with his budget figures.

sort out (esp. BrE), unravel
The legal tangle was never really unravelled/unraveled.

brush out, remove
She brushed the tangles out of her hair.

run your fingers through
She ran her fingers through the tangles in her hair.

fight (your way) through, pick (your way) through, work (your way) through
I had to pick my way through the tangle of bodies.

in a tangle
This string's in a tangle.

tangle of
a tangle of wires

Tangle is used with these nouns as the object:
leg