commit in WordNet English dictionary

1. cause to be admitted; of persons to an institution
   "After the second episode, she had to be committed"; "he was committed to prison"
   commit  institutionalize  institutionalise  send  charge 
   
2. give entirely to a specific person, activity, or cause
   "She committed herself to the work of God"; "give one's talents to a good cause"; "consecrate your life to the church"
   give  dedicate  consecrate  commit  devote 
   
3. confer a trust upon
   "The messenger was entrusted with the general's secret"; "I commit my soul to God"
   entrust  intrust  trust  confide  commit 
   
4. make an investment
   "Put money into bonds"
   invest  put  commit  place 
   
5. perform an act, usually with a negative connotation
   "perpetrate a crime"; "pull a bank robbery"
   perpetrate  commit  pull 
   
6. engage in or perform
   "practice safe sex"; "commit a random act of kindness"
   commit  practice