tangle

Concise Oxford English Dictionary © 2008 Oxford University Press:
tangle1

▶verb

• 1 twist together into a confused mass.

• 2 (tangle with) informal become involved in a conflict with.

▶noun

• 1 a confused mass of something twisted together.

  ■ a confused or complicated state.

• 2 informal a fight or argument.

– derivatives
tangly adjective.

– origin ME: prob. of Scand. origin and rel. to Swed. dial. taggla ‘disarrange’.

Concise Oxford English Dictionary © 2008 Oxford University Press:
tangle2

▶noun any of a number of brown seaweeds, especially oarweed.

– origin C16: prob. from Norw. tongul.