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