scathe vs impairment

scathe and impairment both are nouns.

Word	Noun	Adjective	Verb	Adverb
scathe	Yes	No	No	No
impairment	Yes	No	No	No

As nouns, impairment is a hyponym of scathe; that is, impairment is a word with a more specific, narrower meaning than scathe:

Other hyponyms of scathe include defacement, disfiguration, disfigurement, mutilation, wound, wounding, burn, defloration.

scathe (noun)	impairment (noun)
the act of damaging something or someone	damage that results in a reduction of strength or quality
	the act of making something futile and useless (as by routine)
	the occurrence of a change for the worse
	the condition of being unable to perform as a consequence of physical or mental unfitness
	a symptom of reduced quality or strength