impairment vs ladder

impairment and ladder both are nouns.

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

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

Other hyponyms of impairment include detriment, hurt, deformation, distortion, ravel, run.

impairment (noun)	ladder (noun)
damage that results in a reduction of strength or quality	steps consisting of two parallel members connected by rungs; for climbing up or down
the act of making something futile and useless (as by routine)	a row of unravelled stitches
the occurrence of a change for the worse	ascending stages by which somebody or something can progress
the condition of being unable to perform as a consequence of physical or mental unfitness
a symptom of reduced quality or strength

impairment (verb)	ladder (verb)
	come unraveled or undone as if by snagging