untwist (v.)

• answer
• bottom
• clarify
• crack
• debug
• decipher
• decode
• disembroil
• disentangle
• disinvolve
• divine
• do
• dope
• explain
• fathom
• get
• guess
• interpret
• plumb
• ravel
• resolve
• riddle
• solve
• unbraid
• unclutter
• uncoil
• undo
• unknot
• unlock
• unravel
• unscramble
• unsnarl
• untangle
• untwine
• unweave
• unwind
• work