specialty vs foible

specialty and foible both are nouns.

Word	Noun	Adjective	Verb	Adverb
specialty	Yes	No	No	No
foible	Yes	No	No	No

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

specialty: a distinguishing trait
foible: a behavioral attribute that is distinctive and peculiar to an individual

Other hyponyms of specialty include idiosyncrasy, mannerism.

specialty (noun)	foible (noun)
the special line of work you have adopted as your career	the weaker part of a sword's blade from the forte to the tip
a distinguishing trait	a behavioral attribute that is distinctive and peculiar to an individual
an asset of special worth or utility	a minor flaw or shortcoming in character or behavior.