esteem vs philhellenism

esteem and philhellenism both are nouns.

Word	Noun	Adjective	Verb	Adverb
esteem	Yes	No	Yes	No
philhellenism	Yes	No	No	No

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

Other hyponyms of esteem include Anglophilia, hero worship, philogyny.

esteem (noun)	philhellenism (noun)
an attitude of admiration or esteem	admiration for Greece and the Greeks and Greek customs
a feeling of delighted approval and liking
the condition of being honored (esteemed or respected or well regarded)

esteem (verb)	philhellenism (verb)
look on as or consider
regard highly; think much of