缺陷、不足、不完美之处、不充分性、缺失

1. defect, deficiency, imperfection, inadequacy, lack

noun (common) (futsuumeishi) nouns which may take the genitive case particle 'no' adjectival nouns or quasi-adjectives (keiyodoshi)

2. Yours in haste

expressions (phrases, clauses, etc.)