paleness vs complexion

paleness and complexion both are nouns.

Word	Noun	Adjective	Verb	Adverb
paleness	Yes	No	No	No
complexion	Yes	No	Yes	No

As nouns, complexion is a hypernym of paleness; that is, complexion is a word with a broader meaning than paleness:

Other hypernyms of paleness include skin color, skin colour.

As nouns, complexion is a hypernym of paleness; that is, complexion is a word with a broader meaning than paleness:

paleness: unnatural lack of color in the skin (as from bruising or sickness or emotional distress)
complexion: the coloring of a person's face

Other hypernyms of paleness include skin color, skin colour.

paleness (noun)	complexion (noun)
being deficient in color	the coloring of a person's face
the property of having a naturally light complexion	(obsolete) a combination of elements (of dryness and warmth or of the four humors) that was once believed to determine a person's health and temperament
unnatural lack of color in the skin (as from bruising or sickness or emotional distress)	texture and appearance of the skin of the face
	a point of view or general attitude or inclination
	a combination that results from coupling or interlinking

paleness (verb)	complexion (verb)
	give a certain color to