suprarenalectomy vs ablation

suprarenalectomy and ablation both are nouns.

Word	Noun	Adjective	Verb	Adverb
suprarenalectomy	Yes	No	No	No
ablation	Yes	No	No	No

As nouns, ablation is a hypernym of suprarenalectomy; that is, ablation is a word with a broader meaning than suprarenalectomy:

Other hypernyms of suprarenalectomy include cutting out, excision, extirpation.

suprarenalectomy (noun)	ablation (noun)
surgical removal of one or both adrenal glands	surgical removal of a body part or tissue
	the erosive process that reduces the size of glaciers