scorn vs fleer

scorn and fleer both are nouns.

Word	Noun	Adjective	Verb	Adverb
scorn	Yes	No	Yes	No
fleer	Yes	No	Yes	No

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

Other hyponyms of scorn include leer, sneer, sneer.

scorn (noun)	fleer (noun)
open disrespect for a person or thing	someone who flees from an uncongenial situation
lack of respect accompanied by a feeling of intense dislike	contempt expressed by mockery in looks or words

scorn (verb)	fleer (verb)
reject with contempt	to smirk contemptuously
look down on with disdain