Anaesthesia rhymes with:
anesthesia, anesthesia, amnesia, anesthesia, french-polynesia, indonesia, magnesia, micronesia, polynesia, rhodesia, tunisia
Anaesthesia sounds like:
amnesties, amstutz, anacostia's, anastas, anastasi, anastasia, anastasio, anastos, anecdotes, anestachio, anesthesia, anesthetic, anesthetics, animists, animosities, anschutz, anstice, anstiss, anxieties