欠如

1. Origins, structure, and basic meaning

• Structure: 欠如 (けつじょ) denotes the lack or absence of a needed quality.
• Basic usage: 意識の欠如が事故につながる makes the lack itself a cause; 具体性が欠如している predicates that specificity is absent.

2. Common pitfalls and similar expressions

• Noun 欠如 and predicate 欠如している
  • Before の欠如 comes the missing element; in the verbal pattern that element is marked with が.