Which word from the passage below best illustrates the growing rift between Ralph and Jack?
They walked along, two continents of experience and feeling, unable to communicate. 'If only I could get a pig!' 'I'll come back and go on with the shelter.' They looked at each other, baffled, in love and hate. All the warm salt water of the bathing pool and the shouting and splashing and laughing were only just sufficient to bring them together again.