surgical vs surgery

surgical is not a noun while surgery is a noun.

Word	Noun	Adjective	Verb	Adverb
surgical	No	Yes	No	No
surgery	Yes	No	No	No

surgical (noun)	surgery (noun)
	a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body
	a room in a hospital equipped for the performance of surgical operations
	a room where a doctor or dentist can be consulted
	the branch of medical science that treats disease or injury by operative procedures

surgical (adjective)	surgery (adjective)
relating to or requiring or amenable to treatment by surgery especially as opposed to medicine
of or relating to or involving or used in surgery
performed with great precision