wish vs velleity

wish and velleity both are nouns.

Word	Noun	Adjective	Verb	Adverb
wish	Yes	No	Yes	No
velleity	Yes	No	No	No

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

wish (noun)	velleity (noun)
the particular preference that you have	volition in its weakest form
an expression of some desire or inclination	a mere wish, unaccompanied by effort to obtain
(usually plural) a polite expression of desire for someone's welfare
a specific feeling of desire

wish (verb)	velleity (verb)
invoke upon
order politely; express a wish for
make or express a wish
feel or express a desire or hope concerning the future or fortune of
to hope, to desire or to prefer to have something, or to do something