harm vs ladder

harm and ladder both are nouns.

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

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

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

harm (noun)	ladder (noun)
the act of damaging something or someone	steps consisting of two parallel members connected by rungs; for climbing up or down
the occurrence of a change for the worse	a row of unravelled stitches
any physical damage to the body caused by violence or accident or fracture etc.; the condition of an injury	ascending stages by which somebody or something can progress

harm (verb)	ladder (verb)
cause or do harm to	come unraveled or undone as if by snagging