anesthetise vs anaesthetise

anesthetise and anaesthetise both are verbs.

Word	Noun	Adjective	Verb	Adverb
anesthetise	No	No	Yes	No
anaesthetise	No	No	Yes	No

As verbs, anesthetise and anaesthetise are synonyms defined as:

Other synonyms of anesthetise include anaesthetize, anesthetize, put out, put under.

anesthetise (verb)	anaesthetise (verb)
administer an anesthetic drug to	administer an anesthetic drug to