septectomy vs extirpation

septectomy and extirpation both are nouns.

Word	Noun	Adjective	Verb	Adverb
septectomy	Yes	No	No	No
extirpation	Yes	No	No	No

As nouns, extirpation is a hypernym of septectomy; that is, extirpation is a word with a broader meaning than septectomy:

septectomy: surgical removal of all or part of a septum (especially the nasal septum or atrial septum)
extirpation: surgical removal of a body part or tissue

Other hypernyms of septectomy include ablation, cutting out, excision.

septectomy (noun)	extirpation (noun)
surgical removal of all or part of a septum (especially the nasal septum or atrial septum)	surgical removal of a body part or tissue
	the act of pulling up or out; uprooting; cutting off from existence