simplicity vs complexity

simplicity and complexity both are nouns.

Word	Noun	Adjective	Verb	Adverb
simplicity	Yes	No	No	No
complexity	Yes	No	No	No

simplicity (noun)	complexity (noun)
freedom from difficulty or hardship or effort	the quality of being intricate and compounded
lack of ornamentation
the quality of being simple or uncompounded
absence of affectation or pretense
a lack of penetration or subtlety