1) Become undone 2) Become unravelled 3) Come apart 4) Decipher 5) Disentangle 6) Electronic Arts game 7) Extricate 8) Get to the bottom of 9) Puzzle-platform game 10) Separate 11) Solve 12) Sort out 13) Spread into threads 14) Straighten out 15) To become separated 16) To become undone 17) To collapse 1) Come undone 2) Fray 3) Ravel 4) Resolve 5) Solve 6) Undo 7) Unfasten 8) Unknot 9) Unpick 10) Untie 11) Unweave 
• (v. i.) To become unraveled, in any sense. • (v. t.) To disentangle; to disengage or separate the threads of; as, to unravel a stocking. • (v. t.) To separate the connected or united parts of; to throw into disorder; to confuse. • (v. t.) Hence, to clear from complication or difficulty; to unfold; to solve; as, to unravel a pl...
To lose material from the edges of a retaining wall (revetment, cribbing).
To come unknit. 
[v] - become or cause to become undone by separating the fibers or threads of
verb disentangle; `can you unravel the mystery?`
[SAT terms] become undone become or cause to become undone by separating the fibers of