Synonyms for Transposition (same or very similar meaning)
WordNet sense 1 (any abnormal position of the organs of the body):
heterotaxyWordNet sense 2 (an event in which one thing is substituted for another):
permutation, replacement, substitution, switchWordNet sense 3 (the act of reversing the order or place of):
reversalFrom the ODE community, based on WordNetadd/edit