to cause (something) to become free from complications or confusion

unwind, disconnect; solve

to set (a person) free (especially politically)

set free

to set (a person, oneself) free (from being held, from an unwanted responsibility etc)

get out of a situation; relieve of responsibility

to make (a person, animal, place etc) free of

do away with; free

to remove an obstruction from (a drain etc)

clear

to relieve (oneself, one's mind) by talking or writing about one's troubles, anxiety, guilt etc

get rid of

to remove a load, cargo from (a lorry, ship etc); to get rid of (a person, thing, not wanted)

take off; empty