partial vs partiality

partial and partiality both are nouns.

Word	Noun	Adjective	Verb	Adverb
partial	Yes	Yes	No	No
partiality	Yes	No	No	No

partial (noun)	partiality (noun)
the derivative of a function of two or more variables with respect to a single variable while the other variables are considered to be constant	an inclination to favor one group or view or opinion over alternatives
a harmonic with a frequency that is a multiple of the fundamental frequency	a predisposition to like something

partial (adjective)	partiality (adjective)
showing favoritism
constituting or comprising a part or fraction of a possible whole or entirety
(followed by `of' or `to') having a strong preference or liking for
being or affecting only a part; not total