1. to undo, to unmake (transitive)

2. to unpack (transitive)

3. to break, to break up (e.g. a treaty, a business, a band, a united effort) (transitive)

4. to take back (something done or said) (transitive)

5. to reverse (a spell or curse) (transitive)

6. to come undone, to unravel (reflexive)

7. to get rid of, to ditch, to dispose of, to dump (deshacerse de alguien o algo) (reflexive)

8. to melt (deshacerse el hielo) (reflexive)

9. to weed out (unwanted people) (reflexive)

10. to feel/show a lot of (emotion) (reflexive, followed by "en")