ruth vs sympathy

ruth and sympathy both are nouns.

Word	Noun	Adjective	Verb	Adverb
ruth	Yes	No	No	No
sympathy	Yes	No	No	No

As nouns, sympathy is a hypernym of ruth; that is, sympathy is a word with a broader meaning than ruth:

ruth: a feeling of sympathy and sorrow for the misfortunes of others
sympathy: sharing the feelings of others (especially feelings of sorrow or anguish)

Other hypernyms of ruth include fellow feeling.

ruth (noun)	sympathy (noun)
a feeling of sympathy and sorrow for the misfortunes of others	an inclination to support or be loyal to or to agree with an opinion
	sharing the feelings of others (especially feelings of sorrow or anguish)
	a relation of affinity or harmony between people; whatever affects one correspondingly affects the other