Inadequacy (Noun)

Lack of an adequate quantity or number; "the inadequacy of unemployment benefits".

Nouns denoting attributes of people and objects.

The inadequacy of the disaster response efforts was evident in the slow delivery of aid to affected areas.
The inadequacy of the education system was highlighted in the report, which showed a significant shortage of qualified teachers.
The company's financial struggles were largely due to the inadequacy of their marketing strategy, which failed to attract new customers.
The inadequacy of the healthcare system in rural areas was a major concern for the community, who had limited access to medical facilities.
The inadequacy of the emergency fund proved to be a major issue during the economic downturn, when many people struggled to make ends meet.

A lack of competence; "pointed out the insufficiencies in my report"; "juvenile offenses often reflect an inadequacy in the parents".

Nouns denoting natural processes.

The team's inability to solve complex problems highlighted their inadequacy in handling critical situations.
The new employee's struggle to meet deadlines was a clear indication of his inadequacy in managing time effectively.
The report's conclusions were based on flawed assumptions, exposing the inadequacy in the research methodology.
The teacher's ineffective lesson plans and lack of preparation only underscored her inadequacy in the classroom.
The agency's failure to provide adequate support services was a stark reminder of its inadequacy in serving the needs of its constituents.

Unsatisfactoriness by virtue of being inadequate.

Nouns denoting attributes of people and objects.

The city's public transportation system was criticized for its inadequacy, leaving many residents without a reliable way to commute to work.
The hotel's amenities were a major letdown, highlighting the inadequacy of their customer service promises.
Her lack of experience made her feel a sense of inadequacy when her boss assigned her a high-profile project.
The inadequacy of the school's resources made it difficult for teachers to provide students with a well-rounded education.
The country's response to the natural disaster was widely criticized for its inadequacy, citing insufficient aid and slow relief efforts.