poor result; bad record; failure
Refers to an unsatisfactory outcome or performance, often in academic, professional, or competitive contexts. Can be used as a noun or adjectival noun.
This exam ended with a poor result.
His poor performance attitude is a problem.
Compound of 不 (fu, 'not') and 成績 (seiseki, 'results'), literally meaning 'not good results'. The exact historical derivation is uncertain, but the word follows a common pattern of negating a noun with 不.