Synonyms for Sensation (same or very similar meaning)
WordNet sense 1 (someone who is dazzlingly skilled in any field):
ace, adept, champion, genius, hotshot, maven, star, superstar, virtuoso, whiz, whizz, wiz, wizard, mavin, adeptWordNet sense 2 (an unelaborated elementary awareness of stimulation):
aesthesis, esthesis, sense datum, sense experience, sense impressionWordNet sense 3 (the faculty through which the external world is apprehended):
sense, sentience, sentiency, sensory facultyFrom the ODE community, based on WordNetadd/edit