local anaesthetic vs local anesthetic

local anaesthetic and local anesthetic both are nouns.

Word	Noun	Adjective	Verb	Adverb
local anaesthetic	Yes	No	No	No
local anesthetic	Yes	No	No	No

As nouns, local anaesthetic and local anesthetic are synonyms defined as:

local anaesthetic and local anesthetic: anesthetic that numbs a particular area of the body

Other synonyms of local anaesthetic include local, topical anaesthetic, topical anesthetic.

local anaesthetic (noun)	local anesthetic (noun)
anesthetic that numbs a particular area of the body	anesthetic that numbs a particular area of the body