Absorb : take in or soak up (energy or a liquid or other substance) by chemical or physical action.Arrange : put (things) in a neat, attractive, or required order.Receive : be given, presented with, or paid (something).Assemble : (of people) gather together in one place for a common purpose.Assimilate : absorb and integrate (people, ideas, or culture) into a wider society or culture.So, Synonym of Assimilate is Absorb