unify in WordNet English dictionary

1. to bring or combine together or with something else
   "resourcefully he mingled music and dance"
   mix  mingle  commix  unify  amalgamate 
   
2. become one
   "Germany unified officially in 1990"; "the cells merge"
   unify  unite  merge 
   
3. join or combine
   "We merged our resources"
   unite  unify  merge 
   
4. act in concert or unite in a common purpose or belief
   unite  unify 
   
5. bring together for a common purpose or action or ideology or in a shared situation
   "the Democratic Patry platform united several splinter groups"
   unite  unify