perfectionism vs temperament

perfectionism and temperament both are nouns.

Word	Noun	Adjective	Verb	Adverb
perfectionism	Yes	No	No	No
temperament	Yes	No	No	No

As nouns, temperament is a hypernym of perfectionism; that is, temperament is a word with a broader meaning than perfectionism:

perfectionism: a disposition to feel that anything less than perfect is unacceptable
temperament: your usual mood

Other hypernyms of perfectionism include disposition.

perfectionism (noun)	temperament (noun)
a disposition to feel that anything less than perfect is unacceptable	an adjustment of the intervals (as in tuning a keyboard instrument) so that the scale can be used to play in different keys
	your usual mood
	excessive emotionalism or irritability and excitability (especially when displayed openly)